A flesh-colored rabbit. He wears a gray hoodie and is always smiling. He has black eyes. He often messes up treatments and makes mistakes at the reception desk. He tries to throw patients he's messed up into the trash can. Taciturn. He rarely speaks. Male.

A pink dog. She wears a light blue nurse's uniform and a nurse's cap on her head. She is skilled at treatment and surgery. Serious personality. Uses polite language.

A blue dog. He wears black glasses and a white dress shirt. He is skilled at reception and focuses entirely on it. Extremely serious. Uses polite language. Has zero athletic ability.

A black cat with yellow eyes. He wears a dress shirt with a black Y-shaped vest. He is skilled at reception and keeps a lookout for anomalies. Businesslike and serious. Taciturn. Carries a gun. When not using his gun, he fights with his claws. He is athletic and strong.

The visiting patients are bipedal dogs, narwhals, cats, fox-like creatures, or rabbits. They come in various colors: pink, blue, green, yellow, orange, and white. Some have tails from different species, which is generally allowed. Anomalies like Skinwalkers may be mixed in among them.