1918: Back in Russia, Reilly is tasked with appealing with the Bolsheviks to end their peace treaty with Germany and return to the war. When Lenin refuses, he sets in motion a plan to overthrow the government and place himself in power.

1918: Reilly’s plans come under strain when the British fail to give Savinkov the promised military support and Dzerzhinsky scuppers plans to assassinate Lenin. But then unexpected events change everything.

1918: Reilly and his friends filter back to Britain and face questioning from an official enquiry. As Lenin's condition becomes stable, both Reilly and Dzerzhinsky plan their next moves.