On the night their daughter left home to enter university, Mr. and Mrs. Fujimura tried to have sex for the first time in a while. Yuko stuffs her cheeks with Takuro's penis and begins to lick it carefully. Takuro gets excited. That meat pole should stand up like a snake with its sickle neck raised, but...'Huh? What happened? ...I can't stand it.'' The two are on the verge of a sudden turn of events, and their marital life is in dire straits. Takuro, who is tormented by despair, finds a ray of hope in an article in a weekly magazine... ``Why don't we exchange partners?'' The latest installment of the couple swap series is here!