Forty-seven Ronin of the Ako clan are waiting for the right moment to avenge the insult and death of their master. The film tells the story of one of them named Akagaki Genzo.
A story about Kinsaburo Kamiya, who infiltrated the Satsuma clan at the end of the Edo period. Based on the novel "Satsuma Hikyaku" by Jiro Daibutsu, and a sequel to Satsuma Hikyaku Tokai Hen (Satsuma Courier: Eastern Sea Story) directed by Daisuke Ito in 1932