Annie and Auggie start looking forward to their future, but a familiar face from the past re-emerges. Annie soon finds herself in a race against time to stop a terrorist attack. The tension mounts between Calder and Joan, as both are expecting to have the promotion in the bag. Arthur wonders if he could move into the private sector.

Annie thinks about working with Ryan McQuaid in an effort to catch a terrorist in Venezuela. Auggie is questioned by the NCTC.

After a botched escape attempt, Annie and McQuaid combine forces to get out of Venezuela. Joan works with Arthur and his new co-worker, Caitlyn Cook, to extract their fellow operatives. Calder's clandestine affair takes on a new dimension.

Annie begins a stake out which ends less than routinely after the CIA discovers that a member of the intelligence community may have leaked confidential intel. Joan and Arthur both vie for a piece of government funding, as Calder's personal and professional lives collide.

Auggie's emotional history with a potential asset complicates a mission when he and Annie switch roles as operative and handler in Paris. Joan attempts to play matchmaker for Calder. Arthur heads on his first operation abroad for McQuaid Security.

While on an undercover mission, Annie must keep her guard up after she accepts an invitation to the Russian Embassy in Paris. Auggie attempts to juggle more than one relationship, while Joan unravels the details of Arthur's most recent business trip.

Annie and McQuaid travel to Azerbaijan in search of a mysterious, off the grid ex-CIA officer. Auggie's devastated to discover unfortunate details about an old friend. Calder's actions lead to a confrontation with Joan.

A reliable source spurs Annie and Auggie to dig deeper into a conspiracy theory that shed light on an attack on the CIA. Joan and Calder are forced to make a difficult decision.

Annie begins a sensitive undercover operation without the CIA's support. Calder interrogates Auggie about a potential breach of protocol. McQuaid Security welcomes a new recruit.

Against Auggie's wishes, Annie assists McQuaid with a difficult mission. Hayley is determined to discover the truth before disaster strikes American soil.

As McQuaid's health hangs in the balance, Annie heads on a reconnaissance mission in Istanbul. Meanwhile, Arthur takes the reigns at McQuaid Security and Calder recruits a surprising new asset.

Annie heads to Germany in search of a rogue chemist after Auggie uncovers a startling link between the recent attacks on American soil. Suspicious questions about Joan's time in the Balkans rise to the surface during an unplanned polygraph.

Reinvigorated by a shocking revelation, Annie works with a new ally to bring Belenko's misdeeds to light. McQuaid and Joan head into the field while Calder enlists Sydney to make a dangerous gamble.

Annie and McQuaid must sneak into Russian territory in pursuit of Belenko.

Annie and McQuaid's relationship deepens as they track down Belenko's next target in Buenos Aires. Joan determines that it's in the CIA's best interest to keep Belenko alive.

With Russian Vega Force assassins hot on their trail, Annie and McQuaid work together to escape Argentina. Belenko's final plan is put into action.