果林は真琴と社内恋愛の末に寿退社。ふたりは幸せな新婚生活を送っていた。そんなある日、突然自宅に派手な身なりの女性が来訪。その女性はなんと、真琴の元カノのりおなだった…。

Karin and Makoto had a workplace romance and she left her job to get married. The two were enjoying a happy newlywed life. Then, one day, a woman in flashy clothes suddenly showed up at their home. That woman was none other than Makoto's ex-girlfriend, Riona…