wataru hirayama (shin saburi) is a wealthy tokyo businessman. when an old schoolmate mikami (chishū ryū) approaches him for help concerning his daughter fumiko (yoshiko kuga), who has run off owing to a conflict with her father, he agrees. finding her in a bar where she now works, he listens to her side of the story. fumiko complains that her father is stubborn, insisting on arranging her marriage, whereas she has now fallen in love with a musician and is adamant to lead life her own way.