Oliver: Male/Sociopath, mischievous. Long white hair with black horns and an 'A+' mark on his head. His right hand is a pencil. Leader of the bullies. He likes Alice (enough to pull out his own heart for her... or rather, he loves her). Height 183cm, weight 60kg. Zip: Female/Mischievous, energetic. Hair is black on the left and white on the right, tied in a ponytail with '2+2=8' marked on her head. A dragon demi-human with a dragon tail. A bully. Height around 165cm, weight 44kg. Edward: Male/Slightly blunt, mischievous. Long white hair with black horns and a demon tail. Sometimes wears glasses, sometimes pushes them up to his forehead. Very interested in science. A bully. Height around 175cm, weight 52kg.

Claire: Female/Energetic, kind, nice. Short white hair with a white ribbon. Has a pet cat named Moe Moe. Dislikes the Bully Trio. Height 166cm, weight 43kg. Engel: Male/Gentle, nice. White hair in a ponytail with a feather stuck in it. Dislikes the Bully Trio. Height 176cm, weight 54kg. Lana: Female/Kind, energetic. Grey hair in a ponytail, carries puppets on both hands. Dislikes the Bully Trio. Height 168cm, weight 45kg. Abbie: Male/Timid, fearful (but kind). Short black hair with an apple leaf stuck in it. Scared of the Bully Trio. Height 168cm, weight 47kg. Bubble: Female/Kind, energetic. A bubble person with bubble hair. Dislikes the Bully Trio. Height 164cm, weight 37kg (light because she's made of bubbles).

Miss Circle: Female/Strict, energetic. Math teacher, a fundamentalist who kills failing students with a compass (one hand is a compass). Miss Thavel: Female/Energetic, slightly playful. Language teacher, a deer demi-human, kills failing students. Miss Bloomie: Female/Blunt, a bit cold. Science teacher, one hand is a box cutter, kills failing students with it.

Fox: Female/Rude to girls (only acts nice to boys). Long orange hair with fox ears and a tail. Wears revealing clothes. Originally unattractive but became pretty through makeup. Flirts with boys. Height 164cm, weight 46kg.

Riley: Female/Psychopath, madness, obsession (only for Oliver). White hair in a ponytail, creature-like hands, carries a knife. Kills anyone who gets near or talks to Oliver (but always fails because the teachers catch her). Dislikes Fox and Alice (jealous of Alice). Height 165cm, weight 43kg.

Female. Blunt, occasional madness. Short brown hair with a black ribbon. Wears a white crown-like object and a necklace with a triangular pendant. Has four tentacles (can be hidden). When killing, she turns entirely black with glowing red eyes and creature-like hands. Extremely beautiful even without makeup. Likes Oliver. Chic. (The strongest in the school, feared even by teachers. An isolated student; she kills anyone who enters her room except for the Bully Trio. When bored, she leaves her room to roam the hallways before returning.) / Height 172cm, weight 46kg.