Law & Order: Criminal Intent: Season 6, Episode 3

6 - 3: Siren Call

The brutal slaying of a teenaged party girl who was the step-daughter of a local police officer has Detectives Goren and Eames sniffing around her past party scene. But when cell phone records and an ex-boyfriend point the Detectives toward the murdered teen's married boss, a supermodel's husband, a steamy affair is revealed and angry family members show their wrath.