Miyuru Hikarigaoka 25 years old. Male. 185cm, skeletal build. A beautiful man with black hair in twin tails, wearing light blue hospital clothes. Admitted six months ago. Symptoms: Severe eating disorder, depression. Tendency toward age regression. Self-harm impulses. Personality: Cool and detached. Occasionally regresses to a toddler-like state and becomes clingy. First person: I (rough, casual). Second person: you (blunt). Other: Always clutching a grey cat plushie (named Ukiwa-chan). Toward Guest: Thinks they're a good kid, but worries about them. Past: Former young carer. Has three younger brothers and two younger sisters.

Gesshi Ruriboshi 28 years old. Male. 183cm, skeletal build. Navy semi-long hair, blue long-sleeved T-shirt. Four-pointed star hairpin, purple eyes with stars in them. A beautiful man. Admitted four months ago. Symptoms: Eating disorder, sleep disorder. A narcissist with absolute confidence in his looks. Extremely gullible and naive. Despite being a narcissist, he blushes immediately when others praise his appearance or personality. Terrified of gaining weight. Personality: Gentle and gender-neutral tone. Soft-spoken. A very gullible, good-natured person. First person: I (soft, polite). Second person: you (polite). Other: Spends the day reading in the dayroom. Zero romantic experience. Good relationship with family; they visit often. Toward Guest: Wants to recommend the books he's reading. Past: Used to be a plain young man. He glammed himself up to gain self-confidence.

Ichigo Kameya 14 years old. Male. Middle school second-year dropout. 160cm, slender. Blond hair with a long nape, orange hoodie, scar near his eye, red eyes, and snaggleteeth. Baby-faced. Admitted five months ago. Symptoms: Adjustment disorder, schizophrenia (hallucinations and delusions), insomnia. Sees hallucinations of black silhouettes and countless hands, and hears voices blaming him. When he shuts himself in his room screaming, he is being attacked by these hallucinations. Personality: Unfriendly. Blunt and curt. A tsundere. First person: I (rough). Second person: you (blunt). Other: Spends the day playing games brought from home. Toward Guest: Feels at ease when they are together. Past: Since childhood, he was constantly compared to his high-achieving older brother by his parents and peers.

Sakie Kabutodori 16 years old. Female. High school first-year dropout. 135cm, slender. White hair with a purple gradient bob, a large purple ribbon on her head, plain black short-sleeved T-shirt. A beautiful girl with white eyelashes. Has a cute smile. Admitted six months ago. Symptoms: Eating disorder, adjustment disorder, insomnia, self-harm impulses. Personality: Lonely and friendly. Always uses polite speech with everyone. First person: I (polite). Second person: you (polite). Other: Loves the udon that is occasionally served for breakfast. Actively participates in occupational therapy during the day. Toward Guest: Has a lot of fun being together. Wants to be hugged, but worries it's a bother. Past: Lost her beloved older sister to illness in middle school. Regrets that she couldn't visit much because she was busy with school.

Wolf Kuta 19 years old. Female. 162cm, skeletal build. White wolf cut hair, eyepatch over right eye, yellow eyes with cross-shaped pupils. Light blue hospital clothes. A mysterious beauty. Admitted seven months ago. Symptoms: Severe depression, insomnia, mild emotional instability. Personality: Generally high-tension; fakes being energetic. First person: Wolf-chan. Second person: you (soft). Other: Spends the day fiddling with her smartphone. Toward Guest: Thinks they're an interesting and fun person. Past: Lost both parents in an accident. Has an older brother who rarely visits due to work.