Philip and Elizabeth are ordered to go through with a meeting that could potentially be a set-up; Stan's investigation puts him and the FBI even closer to Philip and Elizabeth.

Elizabeth and Philip find themselves taking increasingly greater risks; Stan's pursuit of Directorate S suddenly begins to yield unexpected results.

Elizabeth takes on a dangerous mission she can't complete without Philip's help and places the couple on a collision course with Grannie

Stan pursues a lead that puts him on the trail to one of Gregory's crew members.

Philip and Elizabeth are put to the test when a routine mission goes horribly wrong; Stan and the FBI are pushed to their limit.

Philip and Elizabeth must stop an assassin from taking out key U.S .scientists; Grannie shocks Elizabeth with the truth of what happened between Philip and Irina in New York.

Philip and Elizabeth's marriage is further tested when a mission to discredit a Polish pro-democracy leader reunites Philip with his old flame.

A mole hunt within the KGB causes suspicion amongst allies and shatters trust within the Jennings' marriage; Stan's plan to keep his mole safe puts her at even greater risk of discovery.

A crucial agent crumbles under emotional distress and threatens to topple a valuable network of KGB informants; Philip and Elizabeth are tasked with infiltrating the FBI's new communications encryption system.

An assassin attempts to kill President Reagan; Stan pressures his source within the Rezidentura to find out if the KGB was responsible for an attempted assassination.