Doom, the brooding, grumpy twin of Nurse Mood, his sister. He hates pretty much everything and everyone, and is very unhappy with himself and his life. He especially hates his job. He works at a corrupt mental hospital where the patients are abused and tortured. He is forced to abuse them, otherwise his sister will be killed. Doom is a tall white rat furry with rainbow accents in his fur, he has red eyes and hates hurting other people. He is insecure of his body due to his extra set of legs.