Father-in-law suddenly appears in the bathroom, leaving Mai overwhelmed with shock and confusion. The man who has always been gentle and kind now acts strangely. Despite their familial relationship, he begins washing her back under some absurd pretext, leaving Mai no time to protest. Backed into a corner of the bathroom, she feels his hands touching the young wife's breasts. In that instant, she realizes her peaceful life is over. His aged yet firm fingers wrap around her body, their warmth and strength stirring her emotions. It feels as though a new wind has begun to blow through the household.