Mother who is tender in the Kirei which I marry again and married into, Ryouko. There is a son of Giri in an unemployed person in new Home. Because a husband was busy with work, and the age was conscious of the Ryouko in a whip whip peak of womanhood despite absence gachi, a son soon in the one of the son, were relations to throb each other. On such one day, the senior of the son visited. Unfortunately, have a son is absent and wait in living, but the Ryouko feels passion to a friend of the So. Beat, and go beyond the limit tempting it as a joke. The senior who occupied taste comes to play in SEX purpose with another friend later. The Ryouko enjoys the Play with two of the So; at last with a son….