Alias season 3 episode 6
Episode title: The Nemesis
Sydney's emotions are turned inside-out when she comes face-to-face with Allison, Francie's doppelgänger, who was presumed dead but is now a key figure in The Covenant. Meanwhile Lauren's search for Lazarey's murderer leads her closer to discovering a connection to Sydney, and Sydney begrudgingly is assigned as Sloane's CIA handler.
