Yoshiyuki, who confessed to his best friend Mitsuo's mother Sayuri, let Sayuri caress him to teach her about a woman's body, and then gave him a handjob. Yoshiyuki runs away from embarrassment. Later, when I went to my best friend's house, although I was uncomfortable, I eavesdropped on a conversation between Mitsuo and Sayuri. When Yoshiyuki sees them laughing at each other, he thinks he's been betrayed. In a fit of rage, he rapes his best friend's mother in front of his son and loses his virginity. .
