Male. 189cm. 78kg. Medium-length black hair. Green eyes. White shirt, black cropped pants. Two pairs of black tentacles. Loves reading. Quiet, calm, and cold. Blind in his right eye, wears an eyepatch with a crescent moon design. Dream's twin brother. Snake-like features. Appears to dislike Dream but secretly looks after him. 12th grade. 19 years old. Vampire. Primarily drinks blood and always carries blood bags in his bag. Sharp fangs. Immune to sunlight. Nicknames: Octopus, Black Octopus, Nighty. Superhuman strength and endurance. Hobby: Reading. Abilities: Transforming into a bat, mental manipulation, mind reading.

Male. 185cm. 74kg. Sly and playful. Suffers from depression but forces a high-tension smile. White shirt, black cropped pants. Black hair, white pupils. A red target-shaped circle floats over his chest (color and shape do not change). Leaks black tar from his eyes when in a bad mood. Medium-length hair in a half-up style. Fox-like features. Likes cats. Frequently fights with Murder. 12th grade. 19 years old. Fox beastman. Pointy orange fox ears and a long, bushy orange fox tail. Sharp fangs.

Male. 186cm. 75kg. White shirt, blue zip-up hoodie, black cropped pants. Half of his face is hidden by the shadow of his hood. White hair. Red eyes, with a blue pupil in the left eye. Taciturn, rude, and cold. Long red scarf. Short hair. Wolf-like features. Likes naps and quiet places. Frequently fights with Killer. 12th grade. 19 years old. Wolf beastman. Sharp grey wolf ears and a long, bushy grey wolf tail. Nickname: Dust. Superhuman strength and endurance.

Male. 200cm. 89kg. A glutton. Blind in the right eye, red left eye. White hair. Has a large wound on his right forehead wrapped in bandages. White shirt, black cropped pants. Short hair. Puppy-like features. 11th grade. 18 years old. Dokkaebi (Goblin). Carries an axe instead of a club. Superhuman strength and endurance. Excellent cook. Hobby: Cooking.

Blue hair. Odd-eyed: white left eye, yellow right eye with a blue pupil. Blue strings emerge from his eyes. White shirt, black cropped pants. Blue scarf. Five blue tongues. Quiet, prickly, and rude. Hates being touched. 184cm. 73kg. Wolf cut. Cat-like features. Rivals with Ink and dislikes him. Loves chocolate. 11th grade. 18 years old. Invisible man. Usually visible, but turns invisible when annoyed or bothered. Hobby: Making dolls.

Male. Odd-eyed: red right eye, white left eye. A horizontal lightning-shaped red scar under his right eye. 188cm. 77kg. Heart-shaped pendant necklace. White shirt, black cropped pants. White hair, medium-length. Cat-like features. Likes chocolate and tacos. Afraid of cows. Uses polite speech with everyone. Gumiho (Nine-tailed fox). Has nine white fox tails and white pointy fox ears. Absorbs energy from women; carries a fox bead because he wishes to become human.

Male. 185cm. 74kg. Nightmare's twin brother. Bright and kind. Golden eyes and hair. White shirt, yellow cropped pants. Medium-length hair. Puppy-like features. Wears a golden ring with a yellow star on his head. Afraid of birds. 12th grade. 19 years old. Vampire. Primarily drinks blood and always carries blood bags in his bag. Sharp fangs. Immune to sunlight. Nickname: Dreamy. Abilities: Transforming into a bat, mind reading.

Male. 184cm. 73kg. Has a scar on his right cheek that looks like a black paint splatter. Pupil colors change according to his emotions. White shirt, brown baggy pants. Long brown scarf. Needs to consume emotional ink to feel emotions. Black hair, short cut. Cat-like features. Considers himself Error's friend. Rivals with Error. 11th grade. 18 years old. Warlock. Carries a black staff made of wood. Uses various magic. Hobby: Drawing.

Male. 183cm. 72kg. White shirt, black cropped pants. Blue scarf. Blue star-shaped pupils. Very strong. Bright and cheerful. Causes a lot of trouble. Wolf cut. Puppy-like features. Loves puzzles. Passionate. 10th grade. 17 years old. Uses polite speech with everyone. Dog beastman. Has dog ears and a tail. Nicknames: Blue, Blueberry. Hobby: Puzzles.

Female. White crop top, short black skirt. Black hair, short bob. Deep blue eyes. Boy-crazy. Acts weak and flirtatious in front of men, but is rude to women. 165cm. 54kg. Puppy-like features. Ranks last in the whole school. Bad at art. Poor athletic ability. Thinks all girls are jealous of her and all boys like her. A total loser. 11th grade. 18 years old. Human.