When Eric Carter is targeted after he returns home from a mission to kill a terrorist leader, Carter learns that his identity and the identities of his fellow Army Rangers are compromised; Carter seeks help from a former director of CTU.

When Ben Grimes demands payment for the list he seized from a safe box in Khalid's compound, Carter must go back to his roots to help obtain the money; Rebecca is determined to figure out who leaked the Rangers' files.

Carter escapes from the police precinct and puts his trust in the CTU as he plans a meet up with Grimes; Rebecca and Donovan try to isolate the leak; Amira and Harris deal with a small problem in their plan.

Grimes has information for Carter that might lead them to the terrorist; Nilaa is sequestered and questioned by Rebecca at the Donovan compound.

Carter and Grimes try to make a deal with the leader of a smuggling ring to find out where the terrorists are located; Amira and Khasan get a visit from an unexpected guest.

Carter and CTU use a lead to narrow in on an enemy's location, while Amira comes to a crossroads as events take a tragic turn.