[Reducing Mosaic]START-376 The man who saved lives was the worst kind of brute demon. Forced to continuously perform unreasonable correction processing, he fell into a gang rape swamp: Emergency physician Shiori Koiso.

Emergency doctor Nagisa is a serious, responsible doctor who has a strong reputation within the hospital.One day, a man is taken to the hospital where Nagisa works.Nagisa saves life by taking full advantage of her mission as a doctor, but in fact the man is a vicious, powerful demon.Nagisa is torn down in the hospital by a recovered man.After being held back by a man's weakness, he becomes caught up in the worst spiral of the huddle...