Miu is a married woman who lives with her son because her husband is away on a business trip. One day, she is told by her son's friend that her son is harassing her. Taking advantage of her flustered attitude, the man forces her to perform oral sex. The story of harassment is a lie to frame her, but Miu, unaware of this, is unable to strongly resist the act. However, frustrated by her sexual frustration, she gradually becomes unconcerned about the truth of the story and becomes addicted to repeated, extreme love affairs...