After a U.S. intelligence negotiator goes missing and her ransacked Paris apartment is discovered to be covered in her blood, the team is on the clock to find her before the country's nuclear secrets fall into the wrong hands. Also, Forrester finds himself drawing certain parallels to his mother's disappearance.

When a private jet carrying American citizens is shot down outside of a small town in Poland, the Fly Team looks into the man who missed the flight. Also, Forrester is conflicted when he receives information from his mother.