Looking for her father, izumi goes to the mankai company theatre where he used to work as a director. however, she discovers that the theater is struggling with debt and has only one young actor. to save the theater group her father loved so much, izumi takes on the role of new director and revives the four troupes: spring, summer, autumn, and winter. the manga focuses on the story of the first troupe, the spring troupe (haru-gumi).