Reiko gets married and becomes a housewife, starting a new life with her husband and his father. Hoping to build a happy family, she makes an effort to maintain a good relationship with her father-in-law. However, he gradually begins harassing her, making her life miserable as she endures his abuse every day. Unable to confide in her husband about the worsening situation, Reiko continues to suffer in silence. Eventually, her father-in-law's behavior escalates to the point where he starts demanding her body, pushing her into an extremely uncomfortable and distressing predicament.