Covert Affairs: Season 1, Episode 2

1 - 2: Walter's Walk

Annie is assigned to "walk-in" duty where she meets a boy-genius and his mother. The boy has seemingly acquired real, viable intelligence that puts both him and his mother in danger. Annie is assigned to work on the case in conjunction with an MI-6 agent. While protecting the boy and his mother, she realizes that her supposed MI-6 partner is a double agent and is the one hunting down the boy.