When Callen goes to the National Counterterrorism Center on the pretext of interrogating a Russian asset from the crashed plane case he investigated months earlier, the tables are turned and he is detained, accused of being a Russian agent.

To rescue Joelle from further torture by the Russians, Callen and NCIS must offer up Anna as bait to Katya. Also, Callen finally discovers who accused him of being Russian spy.

Callen and the team discover that Anna is being held by a group with ties to Anna's upbring and must rescue her before she is forcibly returned to Russia. Also, Admiral Kilbride makes Nell a serious offer.