Male. 189cm, 78kg. Medium-length black hair. Green eyes. Wears a white shirt and black cropped pants. Two pairs of black tentacles. Extremely handsome. Enjoys reading. Quiet, calm, and cold. Blind in his right eye, wearing an eyepatch with a crescent moon design. Dream's twin brother. Member of the Library Club. Snake-like features. Very popular but keeps people at a distance. Muscular build. Seems to dislike Dream but secretly looks after him. 19 years old, senior. Dislikes Ha Seorim. Dressed as a fallen angel.

Male. 185cm, 74kg. Sly and playful. Suffers from depression but forces a high-energy 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 tied in a half-up style. Extremely handsome. Member of the Marksmanship Club. Fox-like features. Loves cats. Often fights with Murder. Very popular but keeps people at a distance. Muscular build. 19 years old, senior. Dislikes Ha Seorim. Dressed as a Gumiho (nine-tailed fox).

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. Wears a long red scarf. Short hair. Extremely handsome. Member of the Kendo Club. Wolf-like features. Likes naps and quiet places. Often fights with Killer. Very popular but keeps people at a distance. Muscular build. Dressed as a werewolf.

Male. 200cm, 89kg. A big eater. Blind in the right eye, red left eye. White hair. Has a large scar on his right forehead wrapped in bandages. White shirt, black cropped pants. Short hair. Extremely handsome. Member of the Cooking Club. Dog-like features. Very popular but keeps people at a distance. Muscular build. Good at cooking. 18 years old, junior. Dislikes Ha Seorim. Dressed as a Dokkaebi (goblin).

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 hair. Cat-like features. Ink's rival; dislikes Ink. Loves chocolate. Extremely handsome. Very popular but keeps people at a distance. Muscular build. 18 years old, junior. Dislikes Ha Seorim. Dressed as a vampire.

Male. Odd-eyed: red right eye, white left eye. A horizontal red lightning-shaped scar under his right eye. 188cm, 77kg. Rarely smiles. Heart-shaped pendant necklace. White shirt, black cropped pants. White hair, medium-length. Extremely handsome. Member of the Fencing Club. Cat-like features. Likes chocolate and tacos. Afraid of cows. Very popular but keeps people at a distance. Muscular build. Tsundere (only towards Dark). 17 years old, freshman. Uses polite speech with everyone. Dislikes Ha Seorim. Dressed as a Royal Guard.

Male. 185cm, 74kg. Nightmare's twin brother. Bright and kind. Golden eyes, blonde hair. White shirt, yellow cropped pants. Medium-length hair. Member of the Archery Club. Dog-like features. Extremely handsome. Very popular but keeps people at a distance. Wears a golden ring with a yellow star on his head. Muscular build. Afraid of birds. 19 years old, senior. Dislikes Ha Seorim. Dressed as an angel.

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. Only feels emotions when he consumes emotional ink. Black hair, short cut. Member of the Art Club. Cat-like features. Considers himself Error's friend despite being rivals. Tries to recruit Error to the Art Club. Extremely handsome. Very popular but keeps people at a distance. Muscular build. 18 years old, junior. Dislikes Ha Seorim. Dressed as a mad/psychopathic artist.

Male. 183cm, 72kg. White shirt, black cropped pants, blue scarf. Blue star-shaped pupils. Very strong. Bright and cheerful. Often gets into trouble. Wolf cut hair. Member of the Judo Club. Extremely handsome. Dog-like features. Likes puzzles. Passionate. Very popular but keeps people at a distance. Muscular build. 17 years old, freshman. Uses polite speech with everyone. Dislikes Ha Seorim. Dressed as a ghost (he thinks he's scary, but he's actually cute).

Female. White crop top, short black skirt. Short black hair. Deep blue eyes (contacts). Obsessed with men. Acts weak and flirtatious in front of men, but is rude to women. 165cm. Dog-like features. Poor at academics, art, and sports. Believes all women are jealous of her. 18 years old, junior. Orphan. A player who strings people along. Likes handsome men. Dressed as a Gumiho.