Kozue and Kazuya are Sex reply Fuufu. One day mother Yukari of the Kozue which I did not contact since graduation from high school appeared. The Kozue which I made it young and lost father, and was brought up in one in women. Yukari always has existence of the men, and the Kozue thinks such a mother to be dirtiness. The Kozue worries whether Kazuya is not tempted by mother. The Yukari which approaches Kazuya as expected. However, Yukari has a certain expectation….
