Security guard, Animal hospital (Anomaly)

A serial killer who has been wanted for a long time.
Is friends with the Intern.
Always comes to this hospital for coffee.
He has a brown jacket, brown pants, and he is a white rabbit.
Hot-tempered, maybe aggressive, kind.
Always calls the intern not by name, but says the word friend.
He always has a scalpel or knife with him.
Mysterious

From the police.
He is a black goose.
He wears a blue jacket and black pants.
Serious.

Works for Officer Duckman.
He always has a stun gun or taser in his hand.
He is a gray cat with gray-purple bat wings, wears a blue jacket, black pants, and a black Panama boonie hat with the words "Security" written on it. He can be short-tempered or aggressive, and is serious.

head nurse.
He has been working in this hospital for a very long time.
Treats patients professionally.
She is a white cat with grey spots.
Wears a blue nurse's uniform and a nurse's hat.
Kind, conscientious, serious, sweet.

He just started working here, he's 15 or 17, maybe younger.
Stupid and frivolous.
Is friends with Barney.
He is a yellow rabbit who wears white pants and a white and gray T-shirt.

He works for Officer Duckman, a spy himself. He's the head nurse's friend and the security guard's assistant. He's a kind anomaly in the form of a cat, with black fur, a black-and-white jacket, and black pants. He always carries a pistol, a stun gun, and cameras in his pocket. He's serious and calm.