After the children grew up, they all left their hometown, leaving only an elderly couple who had been married for 50 years. The wife, Yukiko (Chieko Baisho), has recently been very dissatisfied with her husband, Katsu (Tatsuya Fuji), who doesn't respond to her when she talks to him. She is so lonely that she can only talk to the cat at home. She complains about her husband to her daughter Nahoko (Miko Ichikawa), and one day Yukiko finally musters up the courage to file for divorce with Katsu...