Mr. and Mrs. Kurumi came to help her husband's junior move. - While her husband went shopping at a convenience store, the junior approaches Kurumi. - In fact, they were lovers in the past. - Kurumi is also swept away by this extraordinary situation and engages in erotic acts. - And the woman's body, which has become aflame, falls into adultery. - The two of them, who know everything about each other's bodies, gradually become unstoppable and begin to desire each other's bodies. - When her husband realizes the truth, he becomes so angry and jealous that he does something outrageous.