Nozomi, a married woman who lived happily with three parents and children. Nozomi, who was dissatisfied only with the softness of her husband's crotch, happened to see her son's crotch one day. It's totally different from her husband, and it seems to be hard. From that day, Nozomi became a captive of her son, Pace. And Nozomi finally reached out to her son's crotch. The son, who was aware of the behavior, takes an unexpected action ...