Law & Order: Criminal Intent: Season 4, Episode 4

4 - 4: Great Barrier

Detectives Goren and Eames stumble upon an American tragedy when they trace the slaying of a jewelry thief whose mysterious young female partner is being manipulated by Nicole Wallace -- Goren's murderous and chameleon-like adversary from his past. As the detective carefully interviews his lethal but elusive nemesis, Goren discovers a chilling trail of betrayed victims that exceeds his worst memories as a New York cop.