The real purpose of Shinomiya and Tanaka who come to study at my friend Yoshio's house is Sakiko, the mother of sexy Yoshio. Friends snooping on Sakiko's housework. Sakiko who is aware of such a line of sight secretly lusts for the boys. At one point, Sakiko, who had a big deal with Shinomiya, awakens the desire of a woman who has forgotten. Tanaka is also seduced and drowned in a nasty act ...