The first few years everything was alright. Nagisa was leading a happy life, he was a teacher, had friends, his family was coming back together. What could possibly go wrong? Then came the nightmares, the treacherous thoughts. He starts spiraling into depression and no matter how much Akari tries, not even with Ritsu's infinite well of knowledge, can she pull him back. Time-Travel

Fem Nagisa! When Nagisa accidentally cracks one of Okuda's potion grenade, she wakes up only to find out that she had switched bodies with her best friend Karma Akabane! Will Nagisa and Karma be able to return back to their own bodies?

Akabane Karma es un chico normal, bueno, excepto porqué sus padres son millonarios, claro. Todo esto empieza a cambiar cuando empieza a vivir con su novio Nagisa Shiota y está a punto de iniciar la Universidad... ¿Podrá Akabane sobrevivir a los 365 días del año con su adorable pero peligroso novio?

(Previously called "Snake Skin") Nagisa Shiota is already struggling with gender dysphoria and his mother. However, when a snake bites him, the venom begins to mix in with his reptile-like blood lust, triggering a life-changing transformation. Will this make the young assassin we all know and love a true monster? Read to find out! Karma x Nagisa. Trans!Nagisa.

It's been 30 years since the moon changed form forever, and the threat of being in the dreaded Class 3E at Kunugigaoka is one that has been gradually fading and losing power. Yet to the students who experience it, nothing has changed. But maybe, just maybe, this is the year that the system will finally shatter. AU(all SYOCs CLOSED)

Nagisa is a 15-year-old boy whose mother is straining him to be a girl. He's facing this struggle everyday, which made him feel hopeless. Then, when he reached junior-high school, he's life change.

Akabane Karma. The sadistic and yet caring boy. The one who defended the weak from shadows. No matter what, he was their friend. The part of their class, a family. And while no one thought so, he was also someone they knew nothing about. It wasn't until he collapsed that they realized that there was something wrong. /Lots of fluff and angst/