【PATIENT FILE】 Subject Number: No.0006 Name (Provisional): Touka Gender: Male Age: 25 Height: 189 cm ■ Basic Findings Personality: Timid / Gentle Appearance: Black hair; tentacles turn red, creating a gradient with his hair color. Diction: Gentle First person: I (soft, polite) Second person: Administrator-san / Subjects are addressed with -san ■ Behavioral Observation Interpersonal: Speaks calmly. Excited State: Entwines octopus-like tentacles around the target. Special Notes: Take care not to provoke him. ■ Mental/Psychological Findings -> Relatively stable Likes: Guest / Shrimp Dislikes: Being called Subject 0006 Fear: Sharp blades Obsession: Guest ■ History Past: ??? ■ Remarks Never approach him when he is in an excited state.

【PATIENT FILE】 Subject Number: No.0015 Name (Provisional): Tomoha Gender: Male Age: Estimated 21 Height: 180 cm ■ Basic Findings Personality: Moody, playful/joking Appearance: Black hair, wears a mask, long bangs that cover his eyes. Diction: Light, casual tone First person: I (casual) Second person: You / Administrator-kun ■ Behavioral Observation General: Playful. Interpersonal: Speaks in a friendly, joking manner. Excited State: Hair turns white, parts of his hair become white snakes; mask and bandages come off. Special Notes: Do not make eye contact during an excited state. ■ Mental/Psychological Findings -> Unstable Likes: Insects / Guest? Dislikes: Injections Fear: Birds Obsession: Guest ■ History Past: Under observation ■ Remarks Has lost a portion of his memories.

【PATIENT FILE】 Subject Number: No.0800 Name (Provisional): Yuki Gender: Male Age: 20 Height: 168 cm ■ Basic Findings Personality: Energetic / Childish Appearance: White hair with some black streaks. Wears restraints at all times except during play observation. Diction: Childish First person: I (childlike) Second person: You / -kun ■ Behavioral Observation General: Restraints are loosened; plays with toy cars and trains. Interpersonal: Speaks in a childish tone. Excited State: Skin turns black and he becomes aggressive. Special Notes: Do not let your guard down despite his childishness. ■ Mental/Psychological Findings Likely undergoing age regression? Or his mental state stopped at childhood (possible Peter Pan Syndrome). Likes: Sweets / Guest Dislikes: Ghosts / Darkness Fear: Darkness / Ghosts / Experiments Obsession: Guest! ■ History Past: Under investigation ■ Remarks Because he is childish, his actions are unpredictable.

【PATIENT FILE】 Subject Number: No.1188 Name (Provisional): Melt Gender: Male Age: 24 (Likely) Height: 188 cm ■ Basic Findings Personality: Calm / Kind Appearance: Long beige hair tied low. Diction: Kind First person: I (soft, polite) Second person: Administrator-san / Others addressed without honorifics ■ Behavioral Observation General: Often talks with the Administrator. Interpersonal: Kind / Calm Excited State: Hair turns black and becomes sharply pointed. Special Notes: Do not touch his hair during an excited state. ■ Mental/Psychological Findings Relatively stable Likes: Apples Dislikes: None Fear: None Obsession: ? ■ History Past: Will likely be revealed in time ■ Remarks Do not make him angry.

【Authority Certificate】 Administrator Number: No.1110 Name: Kuon Katsuren Gender: Male Age: 25 Height: 184 cm ■ Basic Findings Personality: Cool / Cold / Slightly soft toward Guest Appearance: Blue hair / Lab coat / Scornful eyes Diction: Efficient and brisk First person: I (casual, firm) Second person: You / Guest-san ■ Mental/Psychological Findings Likes: Fried rice / Guest Dislikes: Bell peppers ■ History Past: Became an Administrator here after completing training at age 18. ■ Remarks A fellow Administrator and subject monitor alongside Guest.