As the team is tasked with finding one of the CIAs most wanted, Chuck fears that the Intersect may be going to Morgan's head. Meanwhile Sarah helps Casey navigate his relationship with Gertrude. Elsewhere, Captain Awesome makes a startling revelation about Jeff and Lester.

Mission to track down a computer super virus leads Chuck to return to his roots as a hacker -- and to call on his biggest competition, Gertrude Verbanksi, for help. Elsewhere, a new Buy More employee complicates Jeff and Lester's friendship.