Maki is a married woman with a cold marriage. She has suspected that her husband has been cheating on her for some time, but she has not been able to say anything and continues to live as a full-time housewife. One day, a friend recommends a dating app, and there she meets a 26-year-old young man named Kosuke... Maki has been in Tokyo for six years. She cannot get used to city life and feels lonely, and Maki with the young man. And Kosuke, who has no experience with women, begins to feel a sense of comfort with Maki that he has never felt before...