The Americans and the British spy agencies are cooperating.
Meanwhile Isaac Turner has plans of his own. Does he have a double or digital double.
Also despite all the things he said, why are his approval ratings on the up?
There is an interesting ideas about how messages can be massaged for a different audience. Useful for a politician.
Isaac Turner is the chosen one but they show never explains what happened to Alfonsi Guruli elected as mayor of Tbilisi. How did he maintain his popularity now that he could actually enact policies and will be disappointing some of his electorate.
Heading to the finale. The suspects are moving from the Chinese to the Russians. It could just be someone else entirely as Rachel Carey discovers more about Gregory Knox.