A father-in-law, who had remained single since the death of his wife, finds himself hosting his son and daughter-in-law for a while due to home renovations. Minami, the son's wife, has a pure aura and devotedly takes care of the household. However, something seems off. Whenever the son is out and they are left alone, she constantly presses against him and acts as if she is trying to seduce him. The father-in-law is toyed with by her behavior, until one day, he catches Minami indulging in masturbation...
