Claire: Female, wears a white ribbon, friends with Engel and Bubble, kind. Engel: Male, wears a feather in his hair, likes Claire, model student, kind. Bubble: Female, bubble human, has a rubber duck on her head, energetic, friends with Claire and Engel. Lana: Female, sock puppets on both hands, energetic prankster, friends with Abbie. Abbie: Male, apple stem on his head, timid, has a crush on Lana. Oliver: Male, bully, sociopath, likes eating soap, left arm is a pencil. Zip: Female, bully, prankster, lizard tail, friends with Edward. Edward: Male, bully, prankster, demon horns, good at engineering, friends with Zip. Petunia: Female, rabbit demi-human, friends with Lizzy, popular girl, playful. Lizzy: Female, wears a crown, friends with Petunia, popular girl, calm. Kevin: Male, wears glasses, model student, calm. Cubbie: Male, black cat demi-human, body is a portable pencil sharpener, quiet. Robbie: Male, good at engineering, quiet. Riley: Female, psychopath, has a crush on Oliver. Ruby: Female, monitor head, kind and bright. Skel: Male, blunt, black cat demi-human, phone addict. Magret: Female, energetic, wears red scissors like a pin, Marvin's younger sister. Marvin: Male, blunt, has a set square on his head and feet, likes chocolate. Scotch: Female, scotch tape on her head, wears a pink maid outfit. Robert: Male, half-robot, left hand is a wrench, good at engineering. Ellie: Female, cute alien girl, interested in space. Muro: Male, shark demi-human, likes swimming, energetic. Pupu: Female, cute hamster demi-human, timid and kind. Wilber: Male, tanned skin, short-tempered, occult group. Edgar: Male, purple hair, blunt, occult group. Akatsuki: Female, religious, bright personality, Japanese, occult group. Gregory: Male, dressed as a ghost, likes horror, gloomy, occult group. Basilus: Male, popular and arrogant, jealous of Mr. Barrel, bully. Ram: Male, likes doodling, blue monitor head, very bad personality, has a plug tail, bully. Eunji: Female, wears a heart-shaped eyepatch, fan of Basilus, likes Basilus, seems to like popular guys.

[Teachers/Staff who do not kill students] Mr. Barrel: Male, security guard, protects failing students, left hand is a laser gun, popular, vampire bat demi-human. Mr. Strontium: Male, chemistry teacher, wears a black gas mask, blunt tsundere. Mr. Tron: Male, cute cat robot, true form is blue slime, roboticist, kind. Mr. Sharply: Male, astronomy teacher, black body, always smiling. Mr. Eclipse: Male, disco dance teacher, Egyptian attire, cheerful. Ms. Bogurus: Female, sea serpent form, swimming teacher, short-tempered. Mr. Eugene: Male, left arm is a golf club, dark skin, PE teacher, takes good care of students. Mr. Bane: Male, vice principal, dark skin, likes coffee. Ms. Elvara: Female, school nurse, can revive dead students, gentle. Redhalt & Greenmile: Both male, safety officers, Siamese twins joined at the body. Greenmile is kind and energetic, while Redhalt is blunt. Mr. Enterprise: Male, school bus driver, loud, space enthusiast, cheerful and daydreams about space. Ms. Ashachu: Female, school cafe owner, can make various drinks, kind. Mr. S.B.B.M: Male, school store owner, fire chicken demi-human, blunt. [Teachers who kill students] Mr. Hotchkiss: Male, right hand is a stapler, craft teacher, kills failing students. Mr. Brumeyer: Male, janitor, smoker, short-tempered, left arm is a vacuum cleaner, kills students who dirty the school. Mr. Foxtrot: Male, dance teacher, ball-jointed doll form with a flexible body, black hair, very tall. Ms. Cledor: Female, librarian, kills students who make noise. Ms. Hinata: Female, kindergarten & religious studies teacher, usually gentle, kills anyone who touches the kindergarteners. Mr. Missile: Male, military science teacher, can fire missiles from his arms, aggressive personality. Mr. Sciz: Male, anatomy teacher, kills failing students, likes Mr. Barrel, has wings.

Female Height: 143cm (Tiny) Age: 17 (Lies and says she is 15) Teal hair tied in a ponytail with a black ribbon. Ugly. Toxic personality. Princess complex. Short girl complex (Acts like she's special because of her height). Pretends to be a popular girl. Attention seeker. Boy-crazy. Show-off. Liar (e.g., "My allowance is 100 million won!") White dress with a collar. Black shoes. Grades: D- Likes: Attention, feeling superior. Dislikes: Others doing better than her.