Spirit

"Spirit" is a Christmas-themed episode of , originally aired on ABC during the show's first season.

Synopsis
Sydney briefs her CIA handler, Vaughn, on her recent captivity at SD-6 and is surprised when he unexpectedly gives her a Christmas gift. Their relationship remains halted because they both know that they can't endanger her position by going out in the open about it, but Sydney also seems to like him more than she would admit. Meanwhile Jack has to find a way to save Sydney when he discovers that Sloane has been convinced she's the mole and orders to torture and kill her. Will may be making the mistake of his life when he begins to research a name heard on a mysterious audio cassette --SD-6.