Bunsei era, at a time when Edo culture is at its peak, and barely 50 years before the arrival of the Meiji Restoration in 1868. Sabu is a cheerful, honest young man who left his hometown with the dream of becoming a policeman. He is an informant to the policeman Saheiji of Asakusa in Edo and stays with him and his daughter Midori. One day, Sabu encounters the cool master swordsman Ichi, who makes...