Okawa Hashizo is 'Red Peony' Hanji who is thrown into a prison cell where he gets involved in a plot to steal government gold from the Shogun's vault. A tough fighter, he has to show his ability in order to keep from getting himself killed by the prisoners, too. Co-starring some of the biggest name in movies at the time, including Kataoka Chiezo and Tanba Tetsuro this film is loaded with surprises. From the opening moments when prisoners carry out their own form of justice, killing a crooked ex-constable, it is clear that this is the work of a visionary filmmaker.

Tomizo, a master storehouse-breaker who has been released from prison in Denmacho after serving five years plans to break into the Edo Castle gold storehouse to avenge the death of his father, who died a violent death at a gold mine on Sado Island. With the help of Hanji, a playboy who took care of him in prison, as his partner, Tomizo decides on the night of fireworks to be held in Edo Castle as the day to carry out his plan. Kanpei, a wise man, is suspicious of the plan.

A mysterious thief called "Yami no Kiba" (Fang of Darkness), who sneaks into the residences of the shogunate one after another and steals the shogun's treasures, has been shaking the public authorities. The identity of the thief is Ichibei, a medicine seller whose father was once killed by the shogunate, and his daughter Oasa. Ichibei had been seeking revenge against the official to avenge the death of his father, Sasajima Hyobu, who was a member of the Kurokuchi clan, the official ninja. He was also plotting to seize the gold orca of the Nagoya Castle keep, aiming at the Owari clan that had slain his father. ......

Account magistrate Wakisaka Bizen Mamoru asks Yoshibei, the chief priest of Iriya and Myohoji Temple to explore the Sado Gold Mine. They suspect that large amounts of money are being diverted to somewhere else. Yoshibei, a former official secret-head accepts the job and recruits three skilled Karadogumi… Nanikiri, Hayashi, and Kumonryo. In Sado, where the four infiltrate, the magistrate Okubo Hitachi Mamoru who plans to overthrow the shogunate is trying to buy a large number of firearms from Russia.

Ichibei, a thief known as "Yami no Kiba," and his daughter Oasa are caught by members of a street performer family with a nationwide organization when the kite they are riding falls deep into the mountains of Owari. Nitayu, the key person in the clan, learns of Ichibei's obsession to avenge his father's murder by the Tokugawas and promises to help him. When Ichibei learns of Shogun Ienari's plan to transport a pure gold statue of Prince Ieyasu from Sunpu to Edo Castle, he joins forces with the bandit Kojiro to steal it. ......

Ichibei teams up with Chief Jindayo of the Goomune (Japan’s gypsies’) in order to steal the shogunate’s solid gold statue of Ieyasu which might bankrupt the central government and complete his revenge against the Tokugawa by toppling them from the seat of power. Meanwhile a mysterious swordsman has entered the area while trying to keep his true identity secret. Will his bloody blade help or hinder Ichibei’s quest for retribution? Will their actions change the course of Japanese history?