Walter's former bunkmate at the institute is linked to the abduction of a young musical prodigy by a serial kidnapper. Peter is concerned when Walter insists on going back to the institute to solve the case.

Danny promises a child that he'll open a cold case, the death of his firefighter father. Meanwhile, Jamie saves a baby from a burning building but worries that his new-found fame as a hero in the press jeopardises his job.

Detective Gordon suspects that Jonathan Crane has resurfaced. Penguin hosts the grand opening of his new Iceberg Lounge, and Bruce begins his vigilante watch.

Gordon tries to bring in Jonathan Crane, but puts himself in a dangerous situation at Arkham when he is forced to fight off his inner demon.

A woman claims that a car was stolen with her baby inside, but when her story starts to fall apart, the detectives try to find out what really happened to the infant.

Benson and Stabler are called to a dry cleaner's when a girl's body is found in one of the store's machines, and the detectives soon identify a potential suspect when they discover the victim was involved in an environmental group.

Benson struggles with the responsibility of looking after Calvin, and receives a surprise late-night visit from undercover FBI agent Dana Lewis, who reveals she has been raped and asks the detective to investigate.

Theo leverages his status as the only surgeon in town to get answers about his wife and information from Jason Higgins. Megan Fisher leads research being conducted on the Abbies.