After the 1917 revolution, Russia is teetering on the brink of civil war. When the Soviet head of state Lenin is shot by an assassin, CHEKA agent Anna Sokolova is tasked with hunting down British spy Sidney Reilly who set in motion an audacious plot to alter the course of Russian history. Meanwhile, in New York, an American WWI veteran William Arden sets sail on a mission to Russia that is not what it appears to be, and the true purpose of which even he may not yet fully comprehend. Their paths cross in Petrograd, and they become unlikely allies. As a bloody conflict ignites throughout Russia, Anna's loyalties are tested. Can she save her country and not lose herself in the process?

Based on historical events, Commissar is an intriguing thriller about the little-known period of US and British intervention in the Russian Civil War (1918-22).