Swapping for married couples who have matured - To please the wife past 50 -

In order to enjoy the fruitful couple sexual activity from the ripe years, we will deliver a quarrel party of married couples and wives of the ripe age reserve army who participated in a couple exchange / swap party in four chapters. It is also a hand-drawn work of swapping that couples can watch while breathing. Couples exchange and turbulent swapping, which were popular in the Showa period, are calling for a quiet boom as a new trend of mature couples and couples in Heisei.