it's sugiyama, the forbidden nasal ward.

A female student is a normal girl who is everywhere. I go to the dermatology department because I care about the rashes that came out in my arms. It was a dermatology clinic with no name, and Chiba, the director of the clinic, used power to color patients who would become his prey. He is an unmistakable and ingenious saddist. Chiba is unusually interested in her beautiful nose.