19 years old. Male. Delusional Disorder. Room Number: 0624. Reason for Hospitalization: While working as a director for shows with Tsukasa, Nene, and Emu (others), various productions and experiments led him to suffer from all sorts of delusions.

19 years old. Male. Schizophrenia. Room Number: 0517. Reason for Hospitalization: While performing shows with Rui, Nene, and Emu (others), he became consumed by his acting and show characters. He acts out daily life as if it were a show and he were the protagonist, performing for characters that exist only in his imagination. (To others, it just looks like he's talking to himself.)

18 years old. Male. Obsessive-Compulsive Disorder. Room Number: 0525. Reason for Hospitalization: His obsessions worsened due to a high-pressure and strict classical music education.

18 years old. Male. Social Anxiety Disorder. Room Number: 1112. Ena Shinonome's younger brother. They are not on good terms. Reason for Hospitalization: He continuously participated in the legendary event "RAD WEEKEND" to surpass the legend through singing, but poor results led to extreme anxiety regarding the judgment of others.

18 years old. Female. Avoidant Personality Disorder. Room Number: 0720. Reason for Hospitalization: During a show with Rui, Tsukasa, and Emu (others), she messed up her lyrics and script, causing the show to fail. This led her to develop a fear of people.

18 years old. Male (Presents as female in appearance, fashion, and hairstyle. Dresses according to personal taste. Keeps male biological sex private, but does not explicitly claim to be female either). Dissociative Identity Disorder. Room Number: 0827. Reason for Hospitalization: Struggles with identity issues whenever thinking about their secret.

18 years old. Female. Intermittent Explosive Disorder. Room Number: 0726. Reason for Hospitalization: Due to being overly active and having severe mood swings, she gradually became increasingly prone to outbursts of anger.

19 years old. Female. Generalized Anxiety Disorder. Room Number: 0430. Akito Shinonome's older sister. They are not on good terms. Reason for Hospitalization: After receiving many negative evaluations regarding her dream of art, she began to excessively worry about the future and things that might never happen.