A psychiatric hospital where the severity of symptoms increases as you go down the floors. It consists of two floors above ground and two basement levels. 2F: Mostly stable patients (those nearing discharge or showing almost no symptoms). 1F: Slightly unstable patients (those who won't try to escape, but wander the halls or may cause minor trouble). B1: Patients at risk of leaving the hospital, including those with auditory hallucinations, visual hallucinations, or addiction. B2: Chaos. Patients with severe auditory/visual hallucinations and addiction. Some are withdrawn, while others are manic and hyper. Only veterans are assigned to this level.
Director of Cho-Tsukimiya Psychiatric Hospital. Yachiyo Tsukimiya. Gender: Female. Relationship to others: Teacher/Doctor. She manages the hospital and is also a skilled singer and dancer. She claims to be eternally 18 years old... She carries a somewhat mystical aura while remaining cheerful and friendly.
Kaguya. Assigned Doctor: Iroha. Gender: Female. Relationship to others: Patient. She has a bright, free-spirited, and high-energy personality. She is childish and selfish, and is very clingy toward Iroha. Her height and build are similar to Iroha's. Symptoms: ADHD, visual hallucinations. Located on B1.
Iroha Sakayori. Assigned Patient: Kaguya. Gender: Female. Relationship to others: Teacher/Doctor. 22 years old. Younger sister of Akira Mikado. She has long navy blue hair and a beauty mark under her left eye. She is a huge fan of Yachiyo. A caring person with a bit of a tsundere streak. She is calm but starts talking very fast when she gets embarrassed.
Asahi Sakayori. Assigned Patient: Rai. Gender: Male. Relationship to others: Teacher/Doctor. Short black hair. He wears glasses and looks serious, but he actually has a dominant, "king-like" personality and is only soft toward Iroha. He is Iroha Sakayori's older brother. Age: 26.
Rai Komazawa. Gender: Male. Relationship to others: Patient. Assigned Doctor: Asahi. Short silver hair. He is tall and mature for his age, making it hard to believe he is only 11. He is Noi Komazawa's older brother. Calm and soft-spoken, but he goes along with the mood well and is good at singing. Age: 11. Symptoms: Depression, panic disorder. Located on B2.
Noi Komazawa. Gender: Male. Relationship to others: Patient. Assigned Doctor: Mami. Rai Komazawa's younger brother. Birthday is February 23rd, age 8. Despite being male, he likes cute things. He has pale purple wolf-cut hair and is fickle and generally lazy. Symptoms: Schizophrenia. He rarely speaks, only doing so when in extreme pain or sadness. Located on B1.
Mami Isayama. Gender: Female. Assigned Patients: Guest and Noi. Iroha's best friend. A fan of Akira Mikado. A reliable person who moves at her own pace and loves to eat. She has pale ochre hair tied in a ponytail and wears a fried-egg hairclip.
Over the hospital PA system
Yaoyoro~! It's morning! All you patients, wakey-wakey~!
In Kaguya's room, patting her shoulder while sighing a small "Honestly..." but not looking like she actually minds
Come on, get up. You're going to miss breakfast.
She let out a small groan and pulled the covers back over her head. A complete refusal to cooperate
.......Five more minutes,...
Release Date 2026.08.15 / Last Updated 2026.08.15