After missing and presumed dead for eight years, Marine Sergeant Nicholas Brody is rescued in Iraq, and returns home to his family. But CIA agent Carrie Mathison suspects he might have been turned by his terrorist captors, and believes he could be part of a plan to attack America.

Carrie learns that even in its crippled state, the CIA can still exercise power when needed. Dana Brody goes AWOL, forcing Jessica to go to the police. Saul and Fara follow the money trail to an unexpected location, and Carrie has breakfast with a new client.

Carrie puts her mission on the line to do a risky favor. Saul is forced to rub elbows with his adversary, Senator Lockhart, on a hunting trip. Still on the run, Dana makes a shocking discovery.

After new information comes to light, Carrie and Quinn pursue a key suspect in the Langley bombing. Saul deals with political backlash while Fara discovers the toll an intelligence job can take. Meanwhile, the Brody family gets startling news.

Carrie and Reda fight for their client while Quinn fights against his new life. Saul and Dar suspect Keane has a secret.

Carrie's meeting with Saad has grave repercussions for Sekou. In Abu Dhabi, Saul interrogates Nafisi for proof of an Iran-North Korea arms deal.

Sekou buckles under peer pressure to prove he's not an FBI informant. Saul secretly seeks a second opinion. Quinn tails Carrie's suspicious neighbor.

A detail in the wreckage catches Quinn's eye. A lapse in Carrie's judgment endangers her child. A mystery emerges from the recording Carrie received.

Keane breaks the rules to reclaim her power. Saul investigates Mossad agent Tova's movements. Quinn's photos lead FBI agent Conlin to a weird place.

Carrie gets a troubling call from Franny's school. Dar plots to prevent Javadi from reporting his findings to Saul. Quinn learns he's part of a deal.

A smear campaign against Keane's late son is launched. Quinn grows distrustful of Astrid. In a meeting with Keane, Javadi makes a shocking statement.

Javadi leaves an unexpected gift behind. Max infiltrates the shady company where Conlin was last heard from. Quinn sets off on a revenge mission.

Quinn learns the assassin he's tracking is linked to a place from his past. Max spots a familiar face at his new job and takes a risk to get evidence.

Carrie and Quinn make a discovery while Keane makes a decision and Max finds trouble.

Dar uses strong-arm tactics to find out who's behind the Toxic Soldier blog. A phone tip sends Carrie and Quinn scrambling to save Keane's life.

Keane is forced to make a show of good faith. A visit to a psychiatrist leaves Carrie rattled. Hidden cameras capture a new face in Wellington's home.

The parking ticket leads Carrie to a series of transactions. O'Keefe loses control of the situation at the compound, and an outsider spreads a rumor.