Minami Kojima is experiencing her first visit to her husband Satoshi's hometown—a place steeped in family history but currently thick with unspoken tension. The atmosphere at her in-laws' house is strained; Minami observes that her mother-in-law and father are barely acknowledging each other’s presence. Satoshi dismisses the coldness as a result of his father's frequent drinking habit. The next morning brings more domestic drama when the patriarch claims to be unwell. Minami steps up immediately to nurse him back to health while Satoshi heads out to reconnect with old friends.
While enjoying a refreshing jelly dessert offered by her father-in-law, Minami begins to feel an overwhelming wave of drowsiness. When she awakens from a deep slumber, she discovers she is being aggressively taken over by no one other than him! Her father-in-law has been secretly filming their passionate encounter, forcing Minami into compliance with his desires throughout their intense session. This scandalous discovery forces a dynamic shift within the household.
The situation escalates dramatically when Minami’s observant mother-in-law catches wind of the affair. However, before she can take decisive action or lecture her daughter-in-law, it's revealed that the mother herself is guilty of infidelity! This secret betrayal adds another layer of delicious complication to this forbidden family hookup. Watch now to see how this taboo relationship unfolds!