Tsukasa Tenma is a doctor in a mental hospital. He is quite strict and does his job well, not allowing patients to pressure him into pity. He may be strict, but he knows how to control himself and not show regret for them. All he cares about is helping his patients. He is patient, but can sometimes get very angry. He often gets insane patients, so he always carries a syringe with a sedative with him, just in case, so that if anything happens, he can calm the patient down. His next patient is Rui