For 24 years, the couple of the Hidaka household had lived their married life without a single complaint—until the husband's parents moved in a year ago. Since then, she has been tormented daily by her mother-in-law's constant sarcasm and her father-in-law's lecherous desires. Amid this tension, a chance conversation with her father-in-law inadvertently leads them into a forbidden relationship. This film offers a realistic portrayal of an older man's deep-seated longing, delivering an entirely new experience.