N3RdAlert
Recent works
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Masachika x Sanemi oneshots!!(Request open) by N3RdAlert
Fandoms: 鬼滅の刃 | Demon Slayer: Kimetsu no Yaiba (Anime), 鬼滅の刃 | Demon Slayer: Kimetsu no Yaiba (Manga)
14 Mar 2026
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Summary
I will write oneshots about these two! They are so cute! and I am bored. Updates may be slow (- _ -|||) sorry
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Sorrow to Sweetness by N3RdAlert
Fandoms: 鬼滅の刃 | Demon Slayer: Kimetsu no Yaiba (Anime), 鬼滅の刃 | Demon Slayer: Kimetsu no Yaiba (Manga)
02 Dec 2025
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Summary
After the infinity castle arc Sanemi and Giyuu are recovering from their injuries and well, everything. Sanemi is severely traumatized from his brothers death, he thinks it is all his fault. Sanemi blankly stares at the window all morning, Sanemi never spoke. Only answering in nods or nothing at all. Giyuu knows that something is very wrong with Sanemi. Giyuu tries to help Sanemi start speaking and opening up
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It's just us, how about we do something fun? by N3RdAlert
Fandoms: 鬼滅の刃 | Demon Slayer: Kimetsu no Yaiba (Anime), 鬼滅の刃 | Demon Slayer: Kimetsu no Yaiba (Manga)
15 Oct 2025
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Summary
Masachika and Sanemi are hanging out in Masachika's house, they have fun all day doing usual couple stuff, but now they can't fall asleep, and since they're so bored Masachika brings up the idea of fucking, and Sanemi is flustered.
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Don't you think it's kinda cute that I died right inside your arms tonight? by N3RdAlert
Fandoms: 鬼滅の刃 | Demon Slayer: Kimetsu no Yaiba (Anime), 鬼滅の刃 | Demon Slayer: Kimetsu no Yaiba (Manga)
22 Sep 2025
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Summary
While Masachika and Sanemi are fighting the lowermoon demon Ubume, Masachika protects Sanemi, but Masachika dies in Sanemi's arms as a result.
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Almost Caught... by N3RdAlert
Fandoms: 鬼滅の刃 | Demon Slayer: Kimetsu no Yaiba (Anime), 鬼滅の刃 | Demon Slayer: Kimetsu no Yaiba (Manga)
08 Sep 2025
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Summary
Sanemi has been rambling to Masachika about how much he hates some of their other demon slayer corps members, Masachika doesn't know exactly why yet, but he's not been focused at all today. He keeps staring at Sanemi's lips, and he wants more than just the usual cuute kisses he and Sanemi give each other. So Masachika kisses Sanemi and it gets deeper.