She's an ordinary housewife you could find anywhere, who would never even think of cheating on her with a man other than her husband. They haven't had sex recently, but they get along well. The husband has doubts about their relationship, and mysteriously worries that his wife's libido may have dried up. In his wicked plan, he tricks his beloved wife into "looking after a friend," and tests whether he can get his perverted friend to cuckold his wife...!?