Michael and the CIA get closer to discovering Anson's location, allowing them to release Fiona from prison; An MI6 agent attempts to put a stop to the operation.
When Agent Pearce learns the identity of her fiancé's killer, she enlists Michael's help to seek revenge. Things get complicated when they discover the man is under protection as a CIA asset.
The return of James brings an ominous new energy to the town, especially for Bellamy who has a strange and unnerving connection to him.