It's been ten years since my husband died. Her only son, Tsuneharu, has finally found a job, and her mother, Hotaru, has finally begun to think about happiness as a single woman. However, she still has feelings for her deceased husband against her lover, Seiichi, who is in a relationship, and even if it comes to her physical relationship, she can't take a step forward. Just when he thinks that things can't go on like this, Tsuneharu and Seiichi suddenly get into a fistfight. Surprised by her sudden turn of events, Hotaru asks her why.
