After three years of marriage, her husband has had a lover. She found out six months ago. At first, it was a big shock to Rina, but now it's not so bad... because Rina has also had a lover. Rina was addicted to having sex with Sawachi, who has a strong cock. After her husband went to work, Rina waited for Sawachi to come. Her nipples, which had been developed by Sawachi and become erogenous zones that are not inferior to her pussy, became hard and erect... And when Sawachi came, she begged for her nipples to be played with and became addicted to unfaithful sex...