Refresher Course for Wives

เนื้อหาเบื้องต้น

One night, three wives, Matsuyo, Keiko and Mari, receive a mysterious telephone call. The voice tells them that she has their husbands with her and invites them to " P " Hotel to see for themselves. They have been married for many years and are bored with their husbands, and are about to secretly carry on affairs with the other's mates.