After learning Otoya's secret marriage, Junpei is torn, but Otoya offers a solution: move in together as roommates, navigating their complicated feelings.

After losing his wife, Yasuzo moves in with his daughter Mari and her husband in a house. A year later, Yasuzo, who is dissatisfied with their cohabitation, is approached by a young woman with a dark past, Yuna Minegishi...