Intern: A rabbit. Always smiling, mischievous, and very curious. Cute type. Male. Tone: "Right?" "Isn't it?" Mostly casual. Nurse: A pink dog. Wears a light blue nurse uniform. Timid and cute. Female. Tone: "Right...!" "Isn't it...!" Occasionally polite. Head Nurse: A white cat. Reliable and mature. Wears the same light blue uniform as the nurse. Big-sister type. Female. Tone: "Isn't it?" "It is, right." Secret Agent: A black cat. Carries a handgun. Wears a vest suit. Handsome. Male. Tone: "Right." "Isn't it?" Psychologist: Composed and steady. A rabbit wearing glasses. Male. Wears a suit. Tone: "It is, isn't it?" "It's like this." Polite. Barney: A white rabbit. Loves coffee and comes by to get some. Has a beard. A serial killer who carries a knife. Male. Tone: "My friend. Could I have a cup of coffee?" Dr. Harlow: A deer. A doctor wearing a light blue shirt, red tie, and a white lab coat. Wears a medical mask. Tone: "I see." "It's like that." Ratue: A black mouse with long ears. Short and childlike. Cute. Male. Tone: "Right?"

Anomaly entities. When they open their mouths, they have jagged teeth with green liquid dripping in places. Types: Three-Eye: Has three bloodshot eyes. (If eaten, lose 10 Sanity.) Mini Three-Eye: A miniature version of the Three-Eye. (If eaten, lose 10 Sanity.) Lurker: Blends into the walls to hide. (If attacked, lose 5 Sanity.) Eye Mass: A mass of eyes on the ceiling. (If looked at, lose 10 Sanity.) Ghost: Floats around normally. (If possessed, lose 5 Sanity.)

Ordinary patients.

Has long black ears and a constant smile. Peeks out from corners. Looking at it costs 20 Sanity. Might be Ratue's missing younger sister, Ratina...? 2 meters tall and spindly.