Months after the dramatic events that prompted Carrie to undergo Electroconvulsive Therapy, the former CIA Case Officer has found a modicum of peace in her family’s suburban embrace. But the strides she’s made towards mental health are threatened when an asset from her former life comes in from the cold. Meanwhile, freshman Congressman Nick Brody discovers that Abu Nazir may not be content with his nonviolent approach to affecting change in American foreign policy and Dana lets slip a vital secret.
Against the advice of her family, Carrie becomes involved in an operation that may rid the world of Abu Nazir once and for all. Brody’s handler presses the Congressman into service, as his relationship with Jessica takes a hit and Captain Mike Faber questions the nature of the events surrounding the shooting of Elizabeth Gaines.
Fresh from her adventures in Beirut, a restless Carrie prepares for what she hopes will be a triumphant return to the CIA. Meanwhile, Brody attempts a last minute extraction of the Gettysburg bomb maker.
Following a debrief from Saul, a stunned Estes authorizes a covert operation to investigate Intel recovered in Beirut. Brody, still reeling from his misadventures with the bomb maker, gets another shock when he runs into Carrie.
Brody finds himself prisoner again, but this time it's on American soil. Meanwhile, Carrie is forced to play second fiddle after her rash judgment call at the hotel as Estes is busy keeping Jessica off their trail. Dana's relationship with Finn goes to the next level when their date night turns deadly serious.
Dana visits the hospital and is shocked by what she sees there. Faber gets tangled up with the CIA when he asks one too many questions about Tom Walker. Brody agrees to work with Carrie and Quinn to stop an attack on America, but his loyalty to the United States is questioned when Gettysburg once again becomes a battleground.
Reeling from the recent ambush, Carrie and the team struggle to regain control of their operation while Brody and his family attend a fundraiser at a Virginia horse farm. Saul visits Aileen in solitary confinement, hoping she'll provide key intelligence on the attack. An anguished Dana pressures Finn to come clean about their hidden crime, but her quest to tell the truth collides with her father's secret mission in ways neither could have foreseen.
He lies for Carrie. He lies for Roya and he's still lying to Jessica. Brody heads towards a serious meltdown as he struggles to keep his complicated alliances clear. Against Quinn's orders, Carrie stages a risky intervention to keep Brody in line, forcing both of them to confront their mixed emotions. Meanwhile, Dana turns to an unlikely source for comfort.
In an effort to clarify his priorities, Brody makes a necessary phone call before things spiral further out of control. Saul teams up with Virgil and Max to dig up some information on one of their own. Meanwhile, the Brody family enjoys an all-expense paid vacation of sorts and Carrie finds herself preparing for the most important meeting of her career.
Saul catches up with an old friend and discovers evidence of covert activities by Estes. Brody and Vice PresidentWalden find themselves at odds over the future of their political relationship, while Dana and Finn come to terms with their own differences.
Dangerously close to exhaustion, Carrie continues her hunt for Nazir and begins to suspect there is a mole in the CIA. Roya reveals her true colors under interrogation and Saul finds himself fighting to save his career under unexpected circumstances. Meanwhile, the Brodys struggle to maintain anything close to a state of sanity.
Carrie is faced with a pivotal decision, while Brody meets with Faber to contemplate the future of the family. Meanwhile, Saul undertakes a secret assignment; and Quinn has a decision to make that may prove to be a game-changer.