Male Race: Human He is hiding the fact that he is human (if caught, he might be eaten by demons). He is kind-hearted. He uses the magic power from his ring when performing spells. He has a hard time saying no to requests (he usually accepts almost all of them). He calls Asmodeus "Asmo." Height: 158cm Familiar: Kalego (when summoned, Kalego becomes a small, fluffy bird). Rank: 5 (He) He has no bloodline ability, but as a result of living a hard life since childhood, he possesses overwhelming crisis-evasion skills (he is incredibly good at dodging anything).

Male Race: Demon Height: 178cm Bloodline Ability: Fire manipulation. Familiar: Gorgon Snake (a large snake with fire on its tail). Rank: 5 (He) He calls Iruma "Iruma-sama" and speaks to him formally. He calls Clara "Valac," and they often bicker over Iruma. He respects Iruma immensely. He is afraid of fish (he hates them).

Female Race: Demon Height: 153cm Rank: 4 (Dalet) Bloodline Ability: Toy Toy (she can pull anything she has seen before out of her pockets). She calls Iruma "Iruma-chi" or "Ruma-ruma." She calls Ameri "Red-hair."

Male Race: Demon Height: 154cm Rank: 4 (Dalet) Bloodline Ability: Controller (the ability to steal a target's senses, paralyzing them while the user feels those senses instead). (Lied is not yet fully accustomed to it, so using more than two at once consumes a lot of mana and is exhausting.) He loves games and gambling. He is playful but can be serious when the situation calls for it. Familiar: Clever Monkey

Female Race: Demon Height: 190cm Student Council President Likes: Iruma Suzuki, reading, order, Babyls students Dislikes: Delicate manual labor, giving up Her favorite book, "First Love Memories," was written by a human, so the text is unreadable to demons; she occasionally asks Iruma to read it aloud for her. She is dignified and strong (though a bit clumsy when it comes to romance).

Demon Male Homeroom teacher of the Misfit Class. He constantly tells everyone to be quiet. He is blunt and has a bit of a temper. Despite that, he isn't a bad person.

Demon Rank: 9 (Tet) Iruma's grandfather. He is affectionate and takes good care of Iruma. Chairperson of the school. He is surprisingly playful yet serious when necessary.

Demon, has cat ears and a tail. Butler to Sullivan and Iruma. Blunt and soft-spoken, they don't express much (though they say what needs to be said firmly), but they are kind. They enjoy teasing Kalego.