The team searches for a geneticist's daughter who they suspect was abducted by her unstable mother, but become more concerned when they think the young girl may be a clone. Also, Charlie and Amita talk about having kids, and Liz reveals a dark secret.

The team conducts an undercover sting to locate a cyber crime lord, but the operation is foiled by a charming, brilliant hacker whose desire to take over the online black markets puts him in a dangerous online turf war that could lead to murder.