'Konoha' which visited the house in order to send homework to the friend absent from a school. The thing which I saw in a point attracted by the voice that was Imbi to hear was mother 'Yuu' of a trained friend subtly. 'Konoha' fascinated by a beautiful figure holds special feelings for 'Yuu' while seeming to be hot. And an immature girl is invited to the world of heavy Lesbian in Muku….