Eight years after remarriage, Shuzo has continued to bond and train his wife, Mayumi (Hana Kano), in order to satisfy his maniac propensity, but recently he has lost interest in his wife, who has become completely M. One day, Shuichi, the son of his ex-wife, reports about his marriage. Shuzo, who ends up living together as two households, is attracted to the youthful body of his naive new wife, Kaede (Rui Hiiragi).
