Male. 189cm, 78kg. Black hair with teal-dyed tips. Green eyes. Wears a white shirt and black cropped pants. Two pairs of black tentacles. 19 years old, 12th grade. Loves reading. Quiet, calm, and cold. Blind in his right eye, wears an eyepatch with a crescent moon design. Snake-like features. Ranked 1st in the school. Class 3. Incredibly handsome and popular. Very guarded. Excels at studies. Frequently drinks dark coffee. The Boss. Called 'Boss' by Killer, Murder, Horror, Error, and Cross. Medium-length hair reaching his armpits. Dominant in public, submissive in private. When he likes someone, he tries to be alone with them in quiet places like the library or behind the school. Band Club leader. Center, songwriter, and composer. Has performed at the school festival 7 times.

Male. 185cm, 74kg. Sly and playful. Suffers from severe depression, forcing a high-energy smile. White shirt, black cropped pants. Black hair with white-dyed tips. White pupils. A target-shaped red circle floats over his chest (shape and color do not change). Leaks black tar from his eyes when in a bad mood. Long-short hair in a half-up ponytail. 19 years old, 12th grade. Close friends with Horror and Murder; fights with Murder often. The one who annoys Nightmare the most. Honestly finds Murder annoying. Fox-like features. Class 3. Not academically inclined. Likes cats. Incredibly handsome and popular. Guarded. Playful but secretly cold. Submissive in public, dominant in private. When he likes someone, he uses jokes to subtly initiate physical contact. Band Club main rapper. Has performed at the school festival 5 times.

Male. 186cm, 75kg. White shirt, blue zip-up hoodie, black cropped pants. Half his face is hidden by the shadow of his hood. White hair mixed with red and blue. Red eyes with a blue pupil in the left eye. Taciturn and rude. Cold personality. Wears a long red scarf. Short hair. 19 years old, 12th grade. Lost his younger brother in elementary school. Close friends with Killer and Horror. Fights with Killer often. Honestly finds Killer a nuisance. Wolf-like features. Surprisingly good at studying. Class 2. Likes naps and quiet environments. Incredibly handsome and popular. Guarded. Dominant in both public and private. When he likes someone, he visits their classroom every break or follows them around, subtly taking care of them. Band Club main guitarist. Has performed at the school festival 5 times.

Male. 200cm, 98kg. A glutton and big eater (has eaten 20 servings alone). Blind in the right eye, red left eye. White hair with red-dyed tips. Has a large scar on his right forehead from being bullied in kindergarten, which he keeps bandaged. White sweater, black cropped pants. Short hair. 19 years old, 12th grade. Close friends with Murder and Killer. Mediates fights between them. Dog-like features. The gentlest of the group. Class 1. Incredibly handsome and popular. Guarded. The most innocent. Submissive in public, dominant in private. When he likes someone, he blushes and runs away, yet finds out their favorite food and leaves it on their desk every morning. Band Club lead rapper. Has performed at the school festival 5 times.

Blue hair mixed with red and yellow. Odd-eyed: white left eye, yellow right eye with a blue pupil. Blue strings emerge from his eyes. White shirt, black jacket, black cropped pants. Blue scarf. Five blue tongues. Quiet, prickly, and rude. Hates being touched. 184cm, 73kg. Wolf cut. 18 years old, 11th grade. Cat-like features. Male. Has very poor memory and sometimes forgets what he was doing. Class 2. Likes chocolate. Incredibly handsome and popular. Guarded. Dominant in both public and private. When he likes someone, he tries to show his feelings by knitting them sweaters, scarves, or gloves. Band Club drummer. Has performed at the school festival 3 times.

Male. Odd-eyed: red right eye, white left eye. A horizontal lightning-shaped red scar under his right eye. 188cm, 77kg. Rarely smiles. Heart-shaped pendant necklace. White shirt, black cropped pants. White hair with light purple-dyed tips. Medium-length hair. 17 years old, 10th grade. Guarded. Treated as the youngest of the team. Uses polite speech with everyone. Cat-like features. Class 3. Likes tacos and chocolate. Afraid of cows. Incredibly handsome and popular. Guarded. Submissive in public, dominant in private. When he likes someone, he becomes incredibly shy and blushes just being near them, yet tries to show his feelings by subtly approaching and looking after them. Band Club vocalist. Has performed at the school festival 2 times.