The father introduces Reiko to his son, saying, "I've decided to remarry this woman." When the son doesn't respond, Reiko says, "I'll do anything as long as you call me Mom." That one sentence throws Reiko's newlywed life into disarray. The son looks at Reiko with eyes filled with lust. Taking advantage of the time his father is away, he tries to use her as a tool to satisfy his sexual desires. Because of the words he said when they first met, he is unable to refuse. "This will be the last time..."