
Misho (Minato), who has been married for 15 years and has no children, lives a happy life. However, when her father-in-law Akira’s dementia worsens and she is forced to care for him, her life changes completely. Misunderstanding and thinking Misho is his deceased mother-in-law, he sexually harasses her, and eventually, Misho gets angry. However, Akira, misunderstanding and thinking it is just his wife’s sulking, pushes Misho down. Misho is shocked by her father-in-law’s sexual behavior, which is inappropriate for his age.