Yuriko Shirasaka is a 35-year-old single woman who used to work as a nurse but now works as a housekeeper. She spends her days alone at home and skillfully takes advantage of her family-free environment by inviting her boyfriend over for secret trysts. Her boyfriend has a fetish for dressing Yuriko in nurse outfits. Accustomed to engaging in sexual relations at home during the day, her routine takes a dark turn when a salesman catches her in the act. As a result, she becomes the victim of physical and psychological humiliation at the hands of two men.