Junko is a wife with a 36-year-old office worker. She is dissatisfied with her husband, who only has bland sex and is only there to have children. One day, an elderly man from the neighborhood brings her a gift. The old man is lively and a bit of a joker. But, as she is with him, she ends up consulting him about her nighttime activities with her husband. The old man's words are, "I'm still active." The wife...