Miko, who is greedy for sex. Even in her nightlife, she asks her husband for a rematch, but her husband, who is getting older and lacks exercise, turns down her invitation. One day, Miko accidentally sees her son masturbating. Junji, who is trained in the soccer club, shows incredible stamina, continuing to masturbate even after climaxing. Frustrated with her unmet desires, Miko cannot forget the sight of her son and becomes increasingly troubled, eventually unable to resist and starts seeking her son...