Shimao, a university lecturer, has developed a nervous breakdown due to interpersonal relationships within the university and is currently on leave. At that time, she sees Yume, a mysterious girl in a leotard, performing rhythmic gymnastics on the bank and is captivated by her heart. From then on, lonely men who see Yume appearing on her bank are healed by her one after another. One day, sports writer Mariko sees Yume on the street and realizes that Yume is a girl who was once hailed as a rhythmic gymnastics genius, so she approaches her, but…