On the night their daughter left home to enter college, Mr. and Mrs. Fujimura tried to have sex for the first time in a long time. Yuko chews on Takuro's Sao and begins to peg carefully. Takuro gets excited. The meat rod should stand up like a snake with a sickle, but...'What? What's going on? … I can't stand it' Just before the sudden turn, the two of them faced a crisis in their marital lives. Takuro, who is tormented by despair, finds a ray of light in an article in a weekly magazine..."Why don't you exchange partners?" The latest work in the couple exchange series is now available!