Assassination begins with the events of 1853 when "four black ships" anchored at Edo Bay, sparking civil unrest and the major political manoeuvring that saw the end of the Tokugawa Shogunate. At a time when assassination had become a disturbing political tool, Shinoda's film follows Hachiro Kiyokawa, an ambitious, masterless samurai whose allegiances drift dangerously between the Shogunate and the Emperor.

Down-on-his-luck veteran Tsugumo Hanshirō enters the courtyard of the prosperous House of Iyi. Unemployed, and with no family, he hopes to find a place to commit seppuku—and a worthy second to deliver the coup de grâce in his suicide ritual. The senior counselor for the Iyi clan questions the ronin’s resolve and integrity, suspecting Hanshirō of seeking charity rather than an honorable end. What follows is a pair of interlocking stories which lay bare the difference between honor and respect, and promises to examine the legendary foundations of the Samurai code.

French docu-drama which chronicles the chain of events that lead to the hanging of German-journalist Richard Sorge, who was executed in 1944 after he was found supplying classified information to the Russians.