Philip and Elizabeth discover that their murdered colleague Robert had a wife they never knew about; Stan's investigation into Robert's death puts him hot on their trail.

Philip and Elizabeth discover that their murdered colleague Robert had a wife they never knew about; Stan's investigation into Robert's death puts him hot on their trail.

Two KGB spies pose as an American married couple living in 1980s Washington, D.C. In the series opener, an FBI agent moves in across the street from the spies.