Howard Stark’s deadliest weapon has fallen into enemy hands, and only Agent Carter can recover it. But can she do so before her undercover mission is discovered by SSR Chief Dooley and Agent Thompson?

Cary hires a prison consultant to prepare him for incarceration while the team at Florrick/Agos/Lockhart does everything in its power to help him. Alicia practices for the State’s Attorney candidates’ debate.

Eliza gets a confidence boost when she learns that her new female role model/former middle school bully used Eliza’s life as an inspiration for her success. Henry is determined to rid himself of his childhood poser status by finally teaching himself how to ride a skateboard.

A chance encounter with a military colonel leads Jane to believe the soldier is hiding something, leading him to dig into closed murder case of the man’s wife.

Eliza’s long lost sister Bethany arrives for a visit and with her brings a host of unresolved issues that challenge Eliza’s progress. Meanwhile, Henry attempts to beat Freddy in the company’s Tough Mudder for charity, and their long-simmering feud comes to a head.

Back in the States, Carrie and Saul investigate what she saw in Islamabad.

The team investigates a murder linked to a counterfeit diamond operation, but an illness forces Jane to direct his colleagues from the office as he recuperates. Meanwhile, Abbott is concerned that transgressions in his past could harm his wife’s chance to obtain a prestigious job in Washington, D.C.

Neal and Mozzie prepare to put their plan into motion. With Peter undercover in the Panthers now as well, the stakes couldn’t be higher. Neal and Mozzie know that Keller will try and double cross them, but they have no choice but to work with him and have planned for every contingency. If the plan works, the Panthers will be taken down, they’ll have $30 million of the Federal Reserve heist and Neal will have his freedom – whether the FBI is ready or not.

Clarke returns to Camp Jaha with devastating news. Finn struggles with the aftermath of his actions. Abby gathers information from an unlikely source and prepares for a fight. Meanwhile, flashbacks reveal Finn and Raven’s relationship on the Ark.

In the aftermath of Henry not reciprocating Eliza’s romantic feelings, a cold war develops between the two-until Eliza’s financial crisis and her need for Henry’s advice brings hope of detente.