Work Text:
The world was big, loud, and confusing for two-year-old Sam Winchester.
Everything felt like too much sometimes.
The rumble of cars outside the motel window. The flicker of too-bright fluorescent lights. The scratchy motel sheets that never smelled like home.
Not that Sammy really knew what home meant. They never stayed anywhere long enough for it to become one.
He didn’t understand a lot of things yet, why the sky was blue, why Dad sometimes looked so tired and far away, like he was thinking about something heavy and sharp. He didn’t know why Dad’s voice got rougher after phone calls, or why they packed up and left just when neighbors started smiling and learning their names.
But there was one thing Sammy did know. One thing that didn’t change, no matter where they were, no matter what day it was.
Dean.
Dean was everything.
The one who dressed him in the morning and chased away the monsters under the bed. The one who cuddled him close and rubbed his tummy when he didn’t feel well. The one who held his hand crossing the street, who made shadow puppets in a flashlight beam to keep him from crying when the power went out.
Dean shared his dinner when Sammy was hungry, even the last bite.
Dean was his world. His favorite person. His brother.
But not everyone seemed to think of Dean as his brother. And even at two years old, Sammy noticed.
He didn’t understand the words, not really. But he saw the way Dean went still, like a string pulled too tight. The jaw clench. The slight hunch of his shoulders, as if he were trying to shrink out of sight.
Sammy hated it. So Sammy used his voice.
Once, in a grocery store just off the highway, sticky floors, shelves too tall, Dean held Sammy’s hand, pointing at cereal boxes with the other.
“Which one do you want, Sammy? Maybe one with a toy inside?” Dean grinned.
Before Sammy could answer, an old lady pushing her cart leaned in with a smile.
“Oh, aren’t you just the sweetest little helper,” she cooed at Sam. “Helping your big sister shop!”
Dean flinched.
Barely. A blink-and-miss-it tremor. His eyes dropped back to the shelves, jaw tight.
But Sammy heard. And Sammy knew.
He straightened up, tiny shoulders squared, and shouted, “NO!”
The woman blinked. “Oh, honey, what’s—”
“Not sister!” Sammy’s face scrunched with all the fury a toddler could hold. “Dean!” He pointed at him. “Brother!”
Dean’s head snapped down, green eyes wide with surprise. A small, shy smile tugged at his lips, quick and quiet, like he didn’t want anyone else to notice.
The woman flushed and mumbled an apology. But Sammy wasn’t done. For the rest of the trip, he clung to Dean’s leg like a barnacle, scowling at anyone who so much as glanced at his big brother.
But worse than the strangers were the moments at home. Those hurt Dean the most. Sammy knew, because sometimes, when Dean thought he was asleep, Sammy heard him cry.
Dad didn’t screw up as often anymore, not like when Sam was still crawling, but sometimes when he was tired, or drunk, or pissed off, or buried in research with ink-smudged fingers, he forgot. And each time, it cut Dean deep.
“Deanna, I’m going out. Keep an eye on your brother,” he said one night, already tipsy, probably heading to a bar.
Dean didn’t correct him. He never did. Just nodded, lips pressed tight. “Yes, sir.”
But Sammy heard it. And Sammy was not having it.
He stomped his foot. “NO!”
John looked up, startled. “What?”
“Dean!” Sammy snapped, puffing up like an angry kitten. He pointed, voice rising. “Dean is Dean! Not Dee-nana!”
Dean froze.
Silence filled the room, just the hum of the motel mini fridge and a car passing outside.
John turned, thrown by the outburst. Dean instinctively put an arm in front of Sammy, protective even now.
Then John sighed. Scrubbed a hand over his face. “Yeah. Yeah, kiddo. You’re right.”
He looked at Dean, voice rough but softer. “Dean. Sorry.”
Dean didn’t answer. Just gave a stiff little shrug.
But later that night, when the lights were off and Sammy was curled against his brother under a too-thin motel blanket, he felt fingers gently ruffle through his hair.
“Thanks for sticking up for me, Sammy,” Dean whispered, so soft it almost dissolved into the dark.
Sammy just smiled and wrapped his arms around Dean’s neck. He didn’t understand why it mattered so much, just that it did, and his brother needed him.
And no matter what anyone said, no matter what name they tried to use,
Sammy knew one thing for sure.
Dean is Dean.
The best big brother in the world.
And Sammy would never, ever let anyone forget it.