Hiroki's wife, Hiro mi, begins to doubt her own feminine appeal after catching her husband cheating with another woman at a shady establishment, becoming deeply infatuated with her. Seeking to regain her confidence and rediscover the joy of being a woman, she makes the decision to have sex with a male therapist. She is brought to climax repeatedly through fingers, tongue, and sex toys, with the 69 position torment driving her to the brink of ecstasy. By the time she accepts the man's cock, her mind and body are completely melted, surrendering entirely. Clinging tightly to his body, she loses herself in endless pleasure, embarking on a journey of self-discovery.