Kaori, a mother living with her husband and son. However, her son had become reclusive due to bullying he experienced in the past. One night, her son accidentally saw his mother's naked body after she got out of the bath in the changing room. Unable to help himself, he became aroused at the sight of his mother's voluptuous figure. Realizing that her son was also a young man with natural urges, Kaori decided to give him hope through 'sex'.
