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RE:Undertale

Summary:

After dying from The Great Rabbit a second time, Subaru woke up in a field of flowers.

Chapter 1: Ruins

Chapter Text

Subaru expected the scent of dust and cold stone. He expected the heavy, magical silence of the Sanctuary tomb, the sight of Emilia lying unconscious on the dais, the oppressive weight of the barrier trapping the demi-humans in the forest. He expected the failure, the knowledge that he had to do it all again, that the white swarm was waiting.

Instead, his lungs filled with the smell of mildew, damp earth, and something cloyingly sweet, like dying petals.

He opened his eyes. The pain was gone—the physical pain, anyway. The sensation of a million tiny teeth ripping his flesh apart, the agony of being consumed alive while utterly conscious, had vanished, replaced by the familiar, jarring temporal whiplash of Return by Death.

But this was wrong.

He was not lying on the floor of the tomb. He was sitting upright on a small bed of golden flowers. They seemed to push the gloom away, lit by a single, impossibly distant shaft of light from high above. He was underground. Not in a tomb, but in a cave, a vast, oppressive chasm of darkness.

He scrambled to his feet, his mind racing faster than his heart. The return point had changed. Why? Had Satella moved him? Was this another trial? Was this even the same world?

The panic surged, tasting of bile and rabbit fur. "What the hell..." his voice cracked, echoing weakly in the massive chamber. "This isn't the Sanctuary! WHERE AM I? EMILIA-TAN? BEATRICE! ANYONE!"

His shouts were devoured by the heavy silence. He was alone. Again.

"Howdy!"

The voice was cheerful, high-pitched, and completely out of place. Subaru spun around, dropping into a defensive crouch that his tracksuit wasn't built for.

In a patch of unnaturally green grass just beyond his flowerbed stood a single, large, golden flower. It was identical to the ones he had landed on, save for one crucial, terrifying detail: it had a face. A simplistic, smiling, wide-eyed face beamed up at him.

Subaru stared, his trauma-riddled brain trying and failing to categorize the sight. He had seen shadow-magic, killer spirits, and walking lizard-men. A talking flower was somehow the breaking point of absurdity.

"I... what?" Subaru stammered, rubbing his eyes, sure this was a hallucination brought on by his horrific demise.

"Howdy!" the flower repeated, its smile unwavering, almost painted on. "You're new to the Underground, aren'tcha? Golly, you must be so confused. Someone ought to teach you how things work around here!"

Subaru didn't have time for this mascot. "Look, smiley, I don't know what kind of spirit you are, but I am in a hurry. I need to find my friends. Have you seen a half-elf girl? Silver hair? Or a tiny librarian with drill pigtails?"

The flower's smile didn't falter, but its eyes seemed to twitch, as if it hadn't processed a single word Subaru said. It was running on a script. "I guess little old me will have to do! Ready? Here we go!"

Before Subaru could protest, the world dissolved. The dim cavern, the flowers, the shaft of light—it all vanished, plunged into an absolute black void that mirrored the space between his deaths. He stumbled, realizing he was trapped in a small, defined square of light.

He looked down, and the sight made him gasp. Floating just above his tracksuit, pulsing with a sickly light, was a shape. A heart.

"See that heart?" the flower chirped, its voice suddenly sounding clear and instructional, echoing in the void. "That is your SOUL, the very culmination of your being!"

Subaru stared at it. He had expected... nothing. Or perhaps the thick, clinging darkness of the Miasma. But this...

"Your SOUL starts weak," Flowey continued, the picture of false innocence, "but you can make it strong by gaining lots of LV! What does LV stand for? Why, LOVE, of course!"

LOVE. The word hit Subaru like a physical blow. Love was what drove him. Love was what was killing him. Love was why he had just let himself be eaten alive.

"You want some LOVE, don'tcha?" Flowey winked. "Don't worry, I'll share some with you! Down here, LOVE is shared through... little white... 'friendliness pellets.'"

A ring of spinning, seed-like white particles materialized in the air.

"Run around!" Flowey encouraged. "Get as many as you can!"

Subaru didn't move. He was shaking. The scent of the rabbits, the phantom crunch of his own bones, the memory of Emilia’s frozen face in the previous loop, the sheer, crushing weight of his repeated failures—it was all surfacing. He couldn't do this. He couldn't start again. Not here. Not in this new, terrifying place.

Flowey’s expression soured instantly. The painted-on smile drooped. "Hey. Bud. Are you listening? I said, run. Into. The. Bullets." He corrected himself quickly, "Friendliness pellets."

Subaru looked up, but he wasn't looking at the flower. His eyes were unfocused, staring through the creature, his gaze reflecting a terror so ancient and profound that it stopped Flowey cold.

The flower hesitated. This reaction was new. This... smell... was new.

Flowey, the entity born without a SOUL, the creature that understood the mechanics of this world better than any other, looked closer. He squinted at the interface he had summoned, examining the human he had trapped.

This... this wasn't right.

Every human that fell. Every single one. They all had the same SOUL. Red. Determination. It was the fuel of this world, the force he coveted, the power that Frisk had used against him time and time again.

This SOUL was not red.

It was a deep, bruised, agonizing purple.

It vibrated violently, erratically. Flowey knew what Perseverance looked like; this wasn't it. This was something diseased. This purple was the color of a fresh wound, of oxygen-starved blood. The light it cast was not steady; it flickered like a dying candle in a gale, yet it refused to go out. The SOUL itself was spiderwebbed with fractures, tiny cracks that seemed to weep pure darkness, held together only by a spiteful, sheer stubbornness.

Radiating from it wasn't Determination. It wasn't Hope, or Kindness, or Justice.

It was an aura of pure, concentrated, pressurized agony.

Flowey, a creature who fed on despair, recoiled. This wasn't the simple sadness of a lost child; this was the spiritual stench of someone who had been flayed alive, repeatedly, and kept getting back up only to be flayed again. It was a vacuum of hope, a singularity of suffering.

And then Flowey saw the stats. He always checked the stats.

NAME: Natsuki Subaru. HP: 20/20.

And... LV.

It wasn't LV 1.

It read: LV -17.

Flowey’s roots froze. Negative. Negative Seventeen.

How? How was that possible? LOVE. Level of Violence. The measure of one’s capacity to hurt, earned by killing. It was the metric of detachment. To have negative LV... what did that even mean? It implied that the universe owed this creature violence. It suggested that this entity had endured so much pain, had absorbed so much malice intended for others, that his very being was now defined not by the pain he dealt, but by the pain he had received.

This wasn't a player. This was a glitch. This was an error. This was a mistake.

A massive, horrifying mistake.

"H-hey..." Flowey stammered, his friendly voice cracking, the smile flickering dangerously. The 'friendliness pellets' hovered, uncertain. "Y-you know what? Forget it. Just... stay put, okay pal?"

But Subaru wasn't listening. He was reliving the crunch. The rabbits swarming. The promise to Beatrice, broken. The sound of his own screams. He stumbled, tripping over his own feet in the void, collapsing forward in despair.

His purple SOUL, untethered from his focus, drifted aimlessly—directly into the path of the nearest pellet.

"NO, WAIT, YOU IDIOT—!" Flowey screamed.

The pellet struck the purple heart.

Subaru screamed, a raw, guttural sound as the magic—designed to inflict excruciating pain on a Level 1 soul—connected. It felt... horribly familiar. Just another drop of agony in an ocean of it. It burned, yes, but compared to the teeth of the Great Rabbit, it was nothing.

But Flowey shrieked.

It was not his mocking, feigned sound of pain. It was a genuine, high-pitched, piercing cry of absolute terror.

The instant the pellet connected, the damage rebounded. The negative LV acted like a mirror, a dark vortex. The pain didn't just hit Subaru; it transferred, amplified by the spiritual deficit, and reflected directly back into the attacker. Flowey felt a searing agony rip through his stem, as if he had been struck by his own magic tenfold. The attack hadn't just hit the SOUL; it had attacked the malicious intent behind it.

"IT BURNS! WHAT DID YOU DO?! HOW ARE YOU DOING THAT?!" Flowey recoiled, his face starting to contort from its friendly mask into the monstrous, gaping visage beneath.

Subaru didn't see the flower anymore. The external pain, combined with the activation of his SOUL in this strange void, had triggered the deepest defense he possessed.

The Miasma. The Scent of the Witch.

It poured off him in suffocating waves, invisible but overwhelming, the smell of spiritual rot and dark, obsessive longing that choked the very air of the cavern. Flowey gagged. Even lacking a proper nose, he felt the presence. It was the densest concentration of dread, despair, and death he had ever encountered.

The cracked purple SOUL pulsed violently, darkening.

And then, from the very center of the light, coiling around the manifestation of his heart, a shadow began to emerge.

It was black. Utterly black, a void in the shape of a slender, delicate hand, yet it moved with a strength that made the fabric of the combat-void tremble. It wasn't physical; it was an extension of the darkness that clung to him, the curse that defined him, the love that kept killing him.

The shadows in the room, previously held back by the interface, deepened, stretching toward Subaru as if answering the call of their master.

The black hand stroked the fractured purple SOUL, a gesture that was almost calming, deeply proprietary.

Subaru stopped screaming. His breathing hitched, catching in a sob. He knew that touch. He knew that presence. It was the only constant. It was the author of his pain and the witness to all of it.

A whisper echoed, originating not from the room, but seemingly from inside Subaru's own skull—a soft, feminine voice, drowning in obsessive, absolute devotion.

"Aishiteiru."

(I love you.)

The shadowy hand tightened, possessive, protective, threatening.

"I love you... I love you... I love you..."

Flowey stared. The negative LV. The agonizing soul. The rebounding pain. And this. This shadow. This presence that felt older than the mountains, stronger than Determination, and hungrier than anything he had ever known.

The flower that had reset the timeline countless times, the entity that had murdered everyone he knew just to see what would happen, the creature that feared nothing because he knew every outcome...

Flowey the Flower was terrified. He had not caught a child. He had caught something that was already owned, something that was not part of his game. He had trapped himself in a tiny room with a creature claimed by something far worse than any monster trapped in the Underground.

"No," Flowey whispered, his face melting entirely, the panic absolute. "No, no, no, get it away from me! KEEP IT AWAY FROM ME!"

In a desperate burst of speed, Flowey dove, burrowing frantically back into the soft earth, vanishing entirely from the room.

The combat void shattered. Subaru fell to his knees on the cold dirt of the patch of grass, returned to the cavern. The phantom hand receded back into his chest, the whispers fading to the dull, familiar murmur just behind his thoughts.

He was left shaking, covered in a cold sweat, staring into the oppressive darkness of the next room. He was alive again. The agonizing memory of the white rabbits mixed with the terrifying promise of the shadow, and he knew, with chilling certainty, he had just returned to a brand new, deeper circle of hell.

The silence left in the wake of the flower’s panicked retreat was heavier and more terrifying than any noise. Subaru was on his hands and knees, breathing hard, the cold sweat of his own death-memory mixing with the fresh terror of the encounter. The spectral shadow, the feeling of her hand on his very SOUL, had receded, but the sensation remained—a possessive chill deep in his bones. He was still saturated in the Witch's Miasma; he could feel it clinging to him, heavier than ever in this dense, magic-filled air.

He looked around the empty chamber. He was alone. Again.

"Get up," he whispered to himself, his voice shaking. "Get up, Natsuki Subaru. She's waiting."

He didn't know if Emilia was here. He didn't know where here was. But he knew that staying still, giving in to the despair, was the one luxury he was never afforded. He forced his trembling legs straight and staggered toward the only exit: a grand, purple-bricked archway leading into further darkness.

He stepped through, entering a room that looked ancient, vines clinging to the pillars. As he stepped onto the center path, a figure emerged from behind a column.

Subaru flinched violently, throwing his arms up, expecting an attack—an ice spike, a curved blade, a tide of white fur.

But the attack didn't come. The figure was tall, draped in robes, and covered in soft white fur. She looked less like a beast and more like a gentle, anthropomorphic goat. Her eyes were soft, filled not with malice, but with concern.

"Oh, goodness!" her voice was warm, motherly. "What a terrible creature, torturing such a poor, innocent youth. Do not be afraid, my child. I am TORIEL, caretaker of the RUINS."

Subaru lowered his arms slowly, his body still tense, ready to spring back. The sudden, genuine kindness was more disorienting than Flowey's aggression. He couldn't process it. "I... where... Where am I? What is this place? I need to get back to the Sanctuary... I need to find Emilia..."

Toriel tilted her head, her expression sympathetic, though the names meant nothing to her. "Sanctuary? Oh, you poor thing. You have fallen down, have you not? This is the Underground. You are the first human to come here in a very long time." She gave him a gentle, reassuring smile. "Come! I will guide you through the catacombs."

Subaru, having no other option, numbly followed. His mind was screaming. The Underground. Not the forest. Not the Sanctuary. He had Returned, but to the wrong place. Had he failed the loop entirely? Was this a punishment?

Toriel guided him over a simple puzzle of switches, her voice a calming presence, though Subaru remained utterly silent, his trauma trapping his tongue. He was walking on eggshells, waiting for the other shoe to drop, waiting for the moment this gentle goat-woman revealed her true, terrifying intentions.

They entered a long hallway. A few steps in, Toriel stopped him, pointing to a mannequin shaped roughly like a person, its cotton stuffing spilling from a tear in its shoulder.

"As a human living in the Underground, monsters may attack you," Toriel explained, her tone becoming serious. "You will need to be prepared for this situation. However... please. Try to strike up a friendly conversation. Stall for time. I will come to resolve the conflict."

Subaru stared at the dummy. Conversation. She wanted him to talk.

"W-why don't you practice on this dummy?" she encouraged.

Subaru, wary and confused, stepped toward the cotton mannequin. The world faded to the familiar black void of the encounter, his fractured purple SOUL pulsing before him. The options flashed: [FIGHT] [ACT] [ITEM] [MERCY].

He ignored [FIGHT]. He had no weapon, and the urge to inflict pain was alien to him; he was only ever on the receiving end. He pressed [ACT].

A new menu: [Check] [Talk].

He selected [Talk].

"Uh... hey," Subaru said to the dummy. His voice was hoarse. "Nice... weather we're having? Down here? Underground?"

The dummy said nothing. The battle void shimmered, and a message flashed: ...The dummy doesn't seem much for conversation. Toriel seems happy with you.

The world returned to normal. "Splendid!" Toriel praised.

She turned to continue down the hall but paused, a heavy sigh escaping her. "But, my child... I must make a strange request. As you journey through here, you will meet other monsters. They... they may try to hurt you. They may strike at you out of fear or aggression."

Subaru’s breath hitched. He knew what that felt like.

"But please," Toriel met his gaze, her eyes pleading. "When you encounter them... could you try not fighting them? Please. Just MERCY them. Do not let them harm you, but do not harm them in return. It is... the only way."

Subaru stared at her, the request echoing in the chasm of his recent memories. Don't fight back. Just... endure. He thought of the rabbits. He thought of his vow in that frozen tomb, to save everyone, no matter how many times he had to die to do it.

He looked at Toriel, his haunted eyes holding a conviction that deeply unsettled the caretaker. His voice was raw, heavy with an exhaustion that didn't belong to a man his age.

"Don't worry," Subaru said, his voice hollow. "I wasn't going to fight anyway."

Toriel looked surprised by the speed and finality of his answer. "Oh? My child, you do not understand how aggressive some..."

"Even if they did attack me." Subaru cut her off, his fists clenching at his sides as phantom pains crawled over his skin. "Even if they try to kill me. Even if they rip me apart." He swallowed, the taste of his own blood thick in his memory. "I won't let anyone else suffer. Not if I can help it."

He looked away, his gaze falling on the dusty purple floor. "Only I can suffer. That's... that's my job."

A tremor of corrupted energy passed through him—not the bright red glow of Determination that Toriel had seen before, but the agonizing, stubborn, spiteful refusal to stay dead that defined his purple SOUL.

"My child..." Toriel whispered, horrified. "That is a terrible, terrible thing to say. Suffering is not a job."

Subaru just shook his head, unable to explain the loops, the curse, the necessity of his pain. "You wouldn't understand. Just... lead the way. I need to get out of here. I need to find my friends."

Toriel, deeply troubled but seeing the futility in arguing, nodded slowly and proceeded, eventually leaving him with a cellular phone and instructions to wait.

He didn't wait. He walked.

Almost immediately, the world flashed black. A creature resembling a large frog—a Froggit—blocked the path.

Subaru flinched, bracing for impact. The Froggit attacked, sending small flies at his SOUL. Subaru, clumsy and uncoordinated, tried to dodge but took a hit. The pain was real, sharp and sudden. It wasn't rabbit-level agony, but it hurt.

It was his turn. [FIGHT] [ACT] [ITEM] [MERCY].

The [FIGHT] button beckoned. Flowey’s voice echoed: Gain lots of LV. Gain LOVE.

Subaru slammed his spiritual fist on [ACT]. He selected [Compliment].

"You're... a really impressive frog?" Subaru offered.

The Froggit just stared, confused, before croaking, Ribbit.

It attacked again. Subaru took another hit, gritting his teeth. His HP ticked down. This was fine. Pain was familiar. He waited. The monster's name on the selection screen turned yellow.

[MERCY]. -> [Spare].

The Froggit looked relieved and hopped away. The battle was over. Subaru stood alone, breathing hard. He had won. He had won by refusing to fight. He had won by enduring. This... this he could do.

He continued, encountering others. A Whimsun, a monster that looked like a trembling puff of fluff, appeared, already crying, too terrified even to attack properly.

This stopped Subaru completely. This creature was more broken than he was.

[ACT]. -> [Console].

"Hey, it's okay," Subaru said, his voice surprisingly gentle. "Hey. Look at me. I'm not gonna hurt you. Just... please don't cry. Everything is going to be fine."

The lie tasted bitter, but the Whimsun seemed to believe it. It sniffled, gave him a weak smile, and flew away. Subaru hadn't even needed to Spare it; mercy was achieved just through words.

He walked on, through a room of spikes, past a talking rock, ignoring the scent of cinnamon that made his stomach ache with a longing for a life he'd long since lost. The monsters he met—Looxes, Vegetoids—reacted strangely to him. When the battle started, they looked agitated, sniffing the air. His Miasma, the cloying scent of the Witch of Envy, clung to him. He didn't smell like a human. He smelled like death, shadow, and profound despair. It made them aggressive, unsettled.

But it never mattered. He dodged poorly, taking hits, enduring the cuts and bruises, but his hand never strayed from [ACT] or [MERCY].

Then, he reached a narrow passage, and a gray, spectral shape lay directly on the ground, blocking the path.

Subaru stopped. It looked like a ghost. A very tired ghost. "Uh... excuse me?"

The ghost just murmured, "zzzzzzzzzzzzzzz...."

Subaru sighed. He had dealt with too much absurdity today for this. "Look, I really need to get through. Please?"

"zzzzzzzzzzzz..." the ghost repeated, clearly pretending to be asleep.

Subaru, impatient, tried to push it. His hand went straight through the entity, a chill sweeping up his arm that felt colder than the Sanctuary tomb. The ghost opened its eyes, and the world dissolved into the black void.

"oh," the ghost, Napstablook, whispered. "you're here. i'm blocking the way. sorry. oh no..."

The menu appeared. [FIGHT] [ACT] [ITEM] [MERCY].

Napstablook began to cry. Actual tears floated from his eyes, arcing toward Subaru's SOUL. Subaru yelped, dodging most of them, but one struck true. It didn't burn. It just felt... heavy. An wave of psychic exhaustion washed over him.

"Hey, c'mon man, don't cry!" Subaru said. It was his turn. [ACT]. -> [Cheer].

"Hey," Subaru offered awkwardly. "You're... doing great? That's some... top-tier haunting? Or. Blocking. A-plus blocking."

Napstablook paused his crying. "heh..."

He attacked again, this time the tears forming a more coherent pattern. Subaru ducked and weaved, the phantom pains of his recent death making his movements jerky, but the relative slowness of the tears was manageable.

[ACT]. -> [Cheer].

"No, really!" Subaru insisted, some of his old, sarcastic self leaking through. "I've been blocked by assassins, magic barriers, and swarms of killer rabbits. You are, by far, the most polite obstacle I've met all week."

Napstablook actually stopped. "...rabbits? ...oh. wow. that's... weirdly specific. you must have a hard time... everyone always attacks me or just gets mad and leaves... you're... different."

"Why would I hit you?" Subaru asked, the question genuine. He looked at the trembling ghost, seeing only a creature that was sad. "You're just... sad. Hitting you won't make you less sad. It'll just... hurt. What's the point of that?"

Napstablook was silent for a long moment. "...oh. ...i... i don't really feel like fighting anymore. i'm sorry... i'm kinda bringing the mood down, aren't i. i'll just... phase out now..."

"Mood?" Subaru muttered under his breath as the ghost faded. "Man, my 'mood' is already scraping the bottom of the abyss. You're fine."

The battle ended. Subaru stood alone in the hallway, flexing his hands. He had just won a fight by consoling a depressed ghost. This place was beyond strange. But he hadn't died. And he hadn't killed.

He continued forward, the path growing darker, until he saw a vibrant, massive, dying tree framing the entrance to a small, tidy-looking cottage. The air suddenly smelled overwhelmingly of cinnamon and butterscotch. Toriel was waiting by the entryway, a warm smile on her face.

"Welcome, my child," she said, gesturing to the house. "This is it. Your new home."

Subaru looked at the cozy house, at the warm light in the windows, and a deep, profound dread settled over him. This wasn't the exit. This wasn't the Sanctuary. This was a cage. A nice, warm, cinnamon-scented cage, which somehow made it infinitely worse than the cold tomb. He knew, instinctively, this wasn't the end. It couldn't be. Emilia was still in danger, and he was trapped in the wrong hell.

This, Subaru realized, was the trap.

It was not the overt malice of the smiling flower, but a trap of suffocating, agonizing kindness. Toriel guided him into the small, tidy home, the scent of baking pie—cinnamon and butterscotch—filling the air. It smelled like a life he hadn't just lost, but one he had never been allowed to have. It was a domesticity so profound it made his stomach clench in grief.

"This is it," Toriel said, gesturing. "A room of your own. I hope you like it."

Subaru looked into the bedroom. It was clean. It was simple. It was safe.

And that was precisely why he couldn't stay.

Every second he spent here, in this cozy underground cottage, Emilia was still unconscious in a frozen tomb. Garfiel was still hostile. Roswaal was still plotting. And the Great Rabbit was still... waiting. This safety was an illusion; it was failure. It was the "game over" screen that pretended to be a reward.

"I... I can't," Subaru said, his voice cracking.

Toriel turned, her warm smile faltering. "What is it, my child? Would you prefer a different room? Or, perhaps... I have a pie cooling. Butterscotch-cinnamon. Would you like a slice?"

The offer of the pie, so simple, so genuinely kind, nearly broke him. He was starving, exhausted, and psychologically shattered. But to accept it—to sit down, to rest—was to accept this reality over the one he had sworn to save.

"No," Subaru said, louder this time, stepping back toward the entryway. "I mean... thank you. You've been... nice. Nicer than anyone. But I can't stay here."

Toriel’s face darkened instantly. The motherly warmth evaporated, replaced by a cold dread. "But... why? This is a wonderful home. It is safe. We can..."

"Because it's NOT my home!" Subaru almost shouted, gesturing wildly. "My friends are somewhere else! They're in danger! Right now! If I stay here, they... they die. I have to go. I have to get out of this... Underground... and get back to them."

Toriel went very still. "You wish to go 'home'..." she whispered, as if the word was a curse. "But this... this is the only exit from the RUINS. And I am going to destroy it."

Her eyes were filled with a terrifying, protective resolve. "No one will ever leave this place again. Every human that has fallen... they come. They see this. They leave. And... and they die."

"I don't care if I die!" Subaru yelled, the words ripping from his throat, raw with the truth of a dozen lifetimes. "I've done it before! It doesn't matter! But if I stay here, she dies. Emilia dies. Everyone dies! I am the only one who can stop it! You have to let me pass!"

"You..." Toriel looked at him, truly seeing the agonizing, fractured light in his eyes. "You are just like the others. So young. So naive. You think you can survive out there. But you cannot. HE... Asgore... will take your SOUL."

"Then let him try," Subaru spat, the defiance born of infinite failure.

"I cannot allow this," Toriel said, her voice dropping to a low, trembling command. "I will not let another child go to their death. Go back upstairs. Be a good child. This is your final warning."

Subaru didn't move. He just stared at her, his entire body shaking with the desperate, clawing need to move forward.

"So be it," Toriel whispered, grief overtaking her. She marched past him, down the stairs into the cold, purple basement.

Subaru didn't hesitate for a second. He ran after her.

He chased her down a hallway so long it felt like a deliberate transition, moving from the warmth of the home to the cold reality of the catacombs. He found her standing before a massive, two-toned door, emblazoned with the strange delta rune he had seen earlier.

"You wish to leave so badly?" Toriel said, her back to him. "You are not the first to feel that way. But I cannot let you. I am only protecting you. Do you understand?"

"You're not protecting me," Subaru panted, "You're trapping me. And you're condemning my friends. Please... just get out of the way."

"If you go forward," she warned, turning to face him, "They... ASGORE... will kill you. I am merely protecting you from that fate."

"I'll take my chances," Subaru said grimly.

"Then you leave me no choice," Toriel said, her eyes welling with tears as a fiery light began to glow around her hands. "This is your final test. Prove to me. Prove to me that you are strong enough to survive out there!"

The world plunged into the black combat void. Subaru’s cracked, agonizing purple SOUL pulsed in his chest. Toriel stood before him, weeping, her hands wreathed in flame.

The first attack came. A spray of fireballs shot toward him.

Subaru yelped. Fire. Magic. This was real. This wasn't the slow, predictable attacks of a Froggit. This was the attack of a true boss. He dodged frantically, but the edges of the flames grazed his SOUL, and the burn was excruciating. His HP dropped.

It was his turn. [FIGHT] [ACT] [ITEM] [MERCY].

The [FIGHT] button pulsed, tempting him. If he just... attacked. If he hurt her. Maybe she would stop. Maybe LV was the only way.

He slammed his fist on [MERCY].

[SPARE].

"What are you doing?" Toriel cried. "Fight me! Prove you are strong! Or go back upstairs!"

She attacked again, a sweeping wave of flames that forced Subaru to huddle in the corner of the box. He took another hit. The pain was sharp, real, and utterly familiar. This was his territory. Enduring pain was the only thing he was good at.

His turn. [MERCY]. -> [SPARE].

"Stop this! Stop looking at me that way!" she pleaded. Her attacks became more complex, faster. Fire rained down.

Subaru dodged, and dodged, and failed to dodge. His HP was plummeting. 20. 14. 9.

"I'm not going to fight you, Toriel!" Subaru shouted over the roar of the magic, his voice strained from the pain. "I told you! I'm not going to hurt anyone! I don't care what you do to me, just let me pass!"

"Then you will die!" she screamed, her voice cracking with grief. "Why do you wish to die so badly?!"

"BECAUSE IF I DON'T, EVERYONE ELSE DOES!" Subaru roared, the words echoing with the authority of a thousand agonizing failures. "You don't get it! This isn't about me! It's never been about me! This suffering is mine! It's my burden! Now LET ME GO!"

His turn. [MERCY]. -> [SPARE].

Again. [MERCY]. -> [SPARE].

He was down to 5 HP. Another grazing hit. 2 HP. He was on the verge of death. Again. He braced himself for the killing blow, wondering if he would wake up back on the flowerbed, or if this time, it would be permanent.

Toriel attacked. A massive, swirling vortex of flame. Subaru closed his eyes, unable to dodge.

And the flames veered away.

They twisted, deliberately missing his SOUL, striking the very edges of the combat box, avoiding him entirely.

Subaru opened his eyes.

Toriel was staring at him, her hands trembling. She could not bring herself to kill him. Her attacks became frantic, wild, but every single one purposefully missed.

Subaru stood his ground. He didn't move. He just watched her.

[MERCY]. -> [SPARE]. [MERCY]. -> [SPARE].

He kept pressing the button. He must have hit it two dozen times. He was refusing to die, and he was refusing to kill. He was offering the only thing he had: the stubborn, agonizing perseverance that defined his very soul, forcing his will upon the world not through violence, but through pure endurance.

Finally, the attacks stopped entirely.

Toriel’s arms fell to her sides. The flames vanished. She was shaking, her face buried in her hands, her sobs echoing in the silence.

"I... I know..." she wept. "You aren't like the others... You aren't striking back. You... you are just trying to get home, aren't you?"

The battle void faded. Subaru stood in the hallway, shaking and exhausted, his HP critically low.

"I have to save them," Subaru whispered, his resolve unbroken. "Please."

Toriel slowly lowered her hands. The fight was gone from her, replaced by a crushing, profound sadness. "I cannot save you. I cannot even save myself... But I... I understand. If you are that determined to leave... I will not stop you."

She stepped aside from the massive door.

"But please," she looked at him, her eyes pleading. "When you leave... do not come back. I hope... I hope you understand."

Before Subaru could process this, Toriel stepped forward and pulled him into a sudden, fierce hug.

Subaru froze solid. The contact was shocking. It was warm. It was safe. It was a genuine embrace, free of malice, free of obligation. It was a mother’s hug, and it was something he had been starved of for so long it felt like a brand. He couldn't hug her back—his body was too tense, too broken, too wired to expect the knife—but for one agonizing second, he let himself be held.

"Be good, won't you?" she whispered. "My child. Goodbye."

She released him and walked away, back toward the small house, leaving Subaru alone in the cold chamber.

He stood staring at the massive door, the phantom warmth of the hug fading, replaced by the chill of what was to come. He had won. He had faced a true gatekeeper and passed the test, not by fighting, but by absorbing the pain until his opponent broke.

This, his corrupted SOUL whispered, was the only way. His suffering was the only currency that this universe, or any universe, would accept.

Taking a deep, shuddering breath, Natsuki Subaru pushed the heavy door open, walking out of the purple Ruins and into a blast of freezing cold air and blinding white snow.