To save for a down payment on a home, Erika and her husband, Keiichi, move in with Keiichi's father, Toshio. Keiichi has long feared that his womanizing, brothel-loving father might make a move on Erika—and his fears come true. Lusting after Erika's voluptuous body, Toshio overpowers her and rapes her. Erika cannot bring herself to tell her husband, “Your father raped me,” and her guilt toward Keiichi keeps growing...