Kosuke's son, Kosuke, is suddenly told by his mother, Yuri, that he will remarry. He was grateful to Yuri for raising her single-handedly, but he should have only had feelings as a parent and child. However, when he goes to see his new husband, Maruyama, and talks with him, his feelings change completely. The sense of loss of losing her own mother to someone else, the anxiety of leaving the old house where she was born and raised and starting a new life... various feelings are mixed in a complicated way. And she is dominated by her feelings that she doesn't want to give Yuri to anyone as a woman...
