Father Avenger: Master director Sadao Nakajima brings to life the adventures of Shohachi, a ronin (masterless samurai) searching for his father's enemy. O-Tama, the star of a light acrobatics hut in the back mountains of Asakusa, falls in love at first sight with a ronin named Shohachi who appears out of nowhere and, impressed by his skills, asks him to become the troupe's bodyguard. Shohachi, who is searching for his father's enemy Hyoto, follows the troupe on their provincial tour and finally finds him. But it seems that his enemy is quite skilled.