Rei Kamiki, renowned as a beautiful and skilled surgeon, works at a prestigious hospital. One day, a man is suddenly rushed in as an emergency patient in critical condition. Driven by her duty as a physician, Rei performs a life-saving operation and successfully rescues him. However, the man turns out to be the worst rapist imaginable. Once recovered, he begins stalking Rei within the hospital and violently rapes her. He then blackmails her using the secrets he's uncovered, dragging her into an inescapable spiral of sexual abuse. Trapped within the confines of the hospital, this becomes a nightmarish tale of a doctor and her tormentor—a harrowing story of rape, coercion, and psychological domination.