Daughter of a lumber shop in Edo strives to protect her family business from the competitor. Sado Masasaburo, the founder of Sado Masa, one of the oldest lumber merchants in Kiba, has recently become very old and ill, and his tomboyish daughter Nobuko, a native of Edo, cannot stand the methods of Tadayoshi, who has risen to prominence through unscrupulous business practices. In a thrilling period drama in which Hibari plays a chic and stubborn lumberyard girl who, together with her partner Takakura Ken, punishes an evil lumber merchant. A thrilling youth drama that combines familiar songs with the stubbornness and love of Hibari and Takakura.