Mark Zimmerman

The machine directs Reese and Finch to a person who has almost no digital footprint and seems to be living a double life.

Caleb interrupts a conversation between Clay and Claire about the future of the task force; Alex leads an operation to expose the collaborators' plans to damage the president's reputation.

Detectives Stabler and Benson investigate the murder and dismemberment of a cabdriver who was a wanted man.

The detectives discover a link between the deaths of an investigative reporter and his fiancee, organized crime and the governor's office.

Pete forgets Valentine's Day as the cast pulls an all-nighter to put together a new show; Liz is curious when she receives flowers from a secret admirer.

Hank is called to "Share House," the set of a reality TV show, when one of the contestants suddenly becomes ill. But when the entire house eventually gets sick, Hank and Divya must find the source of what's ailing everyone.