President Martinez and the Director of National Intelligence, Blake Sterling, fulfill their agreement with Thomas, but after their plan goes awry, they suspect that there is a possible mole in their midst. Elsewhere, Sean Walker digs for answers at Leila's home, where he encounters Madeline, a mysterious conspiracy theorist. Meanwhile, Simon's past is illuminated, and his allegiances are tested.

Cast: Jason Ritter, Sarah Roemer, Laura Innes, Ian Anthony Dale, Clifton Collins Jr., Scott Patterson, Taylor Cole, Zeljko Ivanek, Blair Underwood, D.B. Sweeney, Heather McComb, Paula Malcomson, Dondre Whitfield, Scott Michael Campbell, Salome Jens