One day, Naho witnesses her son Toru watching AV and masturbating. Her son doesn't get along well with women, so he always pulls out by himself like this. When Naho finds out about her, she uses her body to try to build immunity to women, but she becomes worried about her son's caresses and rough sex, which only has knowledge of AV. put away. Then her mother's sex education for her son began…. And thanks to Naho, her son has improved little by little, and while matching the body many times ….
