In 1918, the nascent Russian Republic is fighting to retain power against domestic and foreign enemies. In Moscow, Anna Sokolova is a young revolutionary who is working for the newly formed CHEKA state security agency to hunt down a British agent Sidney Reilly. At the same time, a young emissary of Wall Street William Arden sets sail from New York on a mission to Russia that is not what it appears to be, and the true purpose of which even...