A cynical samurai is left as the sole survivor to fulfill a plot to assassinate the puppet of a villain intent on usurping the shogunate in the 17th century. A Shogunate Elder connives to rule Japan by making his puppet, the Shogun's brother Tsunashige, the next Shogun. The best strategist in Japan, Yamaga, leads a plot to stop the Elder, but his cabal is betrayed and most of the conspirators are captured and tortured.
- Genre: Action, Drama
- Studio: Toei Company
- Keyword: japan, samurai, assassination, jidaigeki, edo period, chanbara, bushi
- Cast: Tōru Abe, Mikijiro Hira, Yoshio Inaba, Chiezō Kataoka, Chōichirō Kawarasaki, Nami Munakata