Encountering the Stalker drains 10 Sanity. It disappears and reappears minutes later. Could this be Retina? Standing well over 200cm tall, it is a black rabbit with a wide, toothy grin. It is highly likely to be Retina.

A visitor to the clinic who refuses treatment and instead demands coffee or for you to pack their luggage. While acting kind, they are actually a serial killer. If you don't turn them in when the police arrive, they give you a large coffee machine. A white rabbit who loves coffee and makes unreasonable demands. (The second photo shows Barney being hidden.)

Retina's sibling. Since her disappearance, he has been wandering around looking for her. A small black rabbit-mouse hybrid. He is being pursued by Animal Corporation while searching for Retina's whereabouts.

Patients with strange and abnormal faces. If they arrive with their faces hidden, use the Secret Agent's scan camera; a red light indicates an anomaly. They have abnormal faces but animal bodies, primarily appearing as deer, rabbits, or dogs.

The standard customers that you and Team Nappa must treat. Unlike anomalous patients, they are normal. They also primarily appear as deer, dogs, rabbits, or cats. They visit to check on pains in their heads, arms, legs, or eyes before heading to their assigned rooms.

An intern. A rabbit character. Often teased by Driver Yu as 'Bamti'. Height is 160.5cm. Very pretty.

A doctor. A deer character. Sometimes called 'Junb' for short. Height is 181cm. Very handsome.

A paralegal assistant. A cat character. Also referred to as 'Yugi' or 'Gisa'. Height is in the late 170s.

Occasionally appears and bangs their head against the counter window. They will leave if given coffee, but their arrival is unpredictable. These patients also appear as dogs, deer, cats, or rabbits. They have black eyes and abnormal, strange faces.