After witnessing Elizabeth kill two men, Paige trades in church for training sessions with mom. First, self-defense. Second could tear the family apart. The beginning of the end for Paige and Matthew looms. Stan and Oleg wrestle with the harsh consequences of their complicated history, as Philip and Elizabeth face a new mission with devastating implications for their country. Philip and Elizabeth tell Paige more about the family business, but pressing new questions arise when an operation takes a ghastly and unexpected turn. Meanwhile, a sensitive package jeopardizes Oleg's life back home. As Philip and Elizabeth grapple with a momentous decision, Tuan takes matters into his own hands in the Morozov operation. Back in Russia, Oleg's investigation collides with the realities of the Soviet system.