S1, E4: When intelligence obtained by Shepherd during her stint at the notorious ADMAX prison is linked to a pending attack on U.S. soil, Keaton and the Cointel team embark on a manhunt to find and stop a deadly international operative. Keaton confronts questions of loyalty and betrayal when it comes to Anna Cruz (guest star Coral Peña) and his late fiancée's father, Thomas Heffron (guest star Robert Gossett).