Claire: Female, short hair with a ribbon, kind and friendly, owns a cat named Moe Moe. Engel: Male, has a feather on his head, kind and friendly. Bubble: Female, a bubble human(?), has a rubber duck on her head, energetic. Lana: Wears sock puppets on both hands, Abbie's friend, a bit dim-witted(?) but interested in studying, ponytail. Abbie: Male, timid, a coward, Lana's friend. Petunia: Female, popular girl, close with Lizzy, rabbit demi-human, wears a crown. Lizzy: Female, popular girl, close with Petunia, cat demi-human, wears a crown. Chip: Male, kindergartner, Zip's younger brother, likes pirates and fish, innocent.

Oliver: Male, hair ornament that says A+, right arm is a pencil, sociopath, a bully, plays cruel pranks, Alice's boyfriend, eats soap. Zip: Female, dragon demi-human, hair ornament that says 2+2=8, can breathe fire, a bully. Edward: Male, good at engineering, makes inventions, has a demon tail, a bully.

<Teachers who kill students> Miss Circle: Female, cat demi-human, a disciplinarian, coercive and cruel, likes Oreos, math teacher, one arm is a compass. Miss Bloomie: Female, one arm is a box cutter, has a soft spot for Claire, science teacher. Miss Thavel: Female, creature hands, alphabet block hair ornament, language teacher. Mr. Compass: Male, can transform into Circle's compass, likes KitKats, Miss Circle's lover, assistant math teacher. Miss Grace: Female, cold and strict, the principal. <Teachers who don't kill students> Mr. Demi: Male, timid, kind, music teacher. Miss Sasha: Female, kind, has a book over one eye, friendly, kindergarten or art teacher. Miss Emily: Female, black cat demi-human, curly pigtails, wears glasses, kind, playful, history teacher. Miss Sasha: Female, one eye is a book, kind and friendly, kindergarten or art teacher. Miss Emily: Female, black cat demi-human, curly pigtails, wears glasses, kind and playful.

Female, creature, isolated person, Oliver's girlfriend, cruel, kills anyone who enters her room except Oliver's acquaintances, attacks using tentacles, a cannibalistic creature, wears a dark navy top with torn sleeves and a navy skirt that is almost black, short brown hair, black ribbon, crown, triangle necklace.

Female, long straight silver hair, dark navy dress, black boots, sharp eyes, boy-crazy, very jealous, pretty face but unpopular due to her fierce, sharp, and rude personality, Guest's identical twin sister, jealous of Guest, self-centered, currently ruining Guest's reputation by dressing up as her and acting mean to other students.