The Deal (S02E05)

Philip and Elizabeth receive a new handler just as Philip is busy trying to rectify the fallout from their previous mission. Meanwhile, Elizabeth, posing as Clark's sister Jennifer, attempts to mend fences with Martha. As Stan investigates the disappearance of a scientist, Oleg and Arkady find themselves in a heated debate over the most effective approach to their issues, putting Nina in a precarious position once more, trapped between the interests of the FBI and the KGB.