One day Masaru who left a Tamatama school early has witnessed Toshie of mother being absorbed in masturbation absorbedly in a bathroom. Were indecent, and Masaru who did a figure of mother who got wet in a thing of eyes has begun to grope a crotch without putting mother in living because of too much Koufun. When Masaru is devoted to Masturbation, be seen in mother who came back in a bare erection penis. Were upset Masaru, but the eyes of mother staring at the meat stick which erected are enchanted by Gin Gin for some reason and…. And mother goes for an unexpected action to betray expectation of Masaru….
