Shawn and Gus find themselves in the midst of a Bourne Identity-like hunt and chase after a U.S Government Spy named Nadia seeks their help in finding an agent who's been off the grid for quite some time. The agent she's looking for is Strabinsky - the only person in the world who has successfully erased his identity. Nadia needs to be erased too, as the government is chasing after her, trying to capture her for something she claims she didn't do. Shawn is quick to trust her because she mentions Ewan O'Hara's name, and because she's a sexy government spy.
