Tom Winter

The OSP team are apprised of Dominic Vail's situation when they are the recipients of a hostage demand; Hetty mobilises a SEAL team while Sam and Callen seek information from a former Youth Center counsellor.

The team continue to track the remaining sleeper agents. As concerns grow, Hanna contacts someone from his past.

When a vehicle transporting Jada Khaled is ambushed, the team must track down the culprit to save her and their case; Sam is forced to confront Jada for the first time since returning from Sudan.

When Hetty goes rogue, she leaves the NCIS team completely in the dark. Meanwhile, the mole kidnaps one of the agents.