Koan, ryuko and the group has finished Honnōji Academy and defeated their enemy. But their next school is fill with demons along their new friends. irumi sukuzi, the step grandaughter of a demon. Now the agent of choas will make the demon school goes upside down and face old and new faces of enemies return"

Naruto was sold by his parents to a demon because he is not special enough in their eyes..

The Doomslayer after he shut down the portal in Hell, he was betrayed by Samuel Hayden and unknown to him sent the Slayer into a world where Iruma thought he was the only human there, until now...

Suzuki Iruma works as a janitor at the UAC facility on Phobos.

Iruma magically ends up in Goha city.

One-Shot. Naruto never thought he'd be adopted, let alone by an old man that wants to be his grandfather, but now he also has a brother as well, there's just one thing, the old man is a powerful demon and due to the travel Naruto became a hanyou, but what really bothers Naruto is the fact he has to go to school with his adopted brother, never mind it being for demons. Adoption.