Peter Jay Fernandez

Gordon and Bullock set out to stop Gerald Crane, a biology teacher who has been harvesting the glands of his murder victims. Meanwhile, after finding herself in an unusual setting, Mooney continues plotting to gain power, and Falcone attempts to change Maroni's plan for the Penguin. Then, Bruce takes a treacherous hike.

Alicia, Diane and Will must regroup when they're caught off-guard by a brilliant disabled attorney, Louis Canning (Michael J. Fox), who uses his condition to sway a jury during a test case for a huge class action suit against a pharmaceutical company. Meanwhile, Peter's campaign is at a loss as to what to do with rising star Wendy Scott-Carr, and Kalinda reaches out to a former friend, Donna Seabrook, to tell her to stop spilling her secrets to Blake.

The entire NYPD is mobilized to find the killer of an off-duty police officer murdered during a diamond heist.

McCall and Mel help a deported woman track down her son after she was separated from him while seeking asylum at the U.S. border; Mel, McCall and Bishop exhaust every avenue to get Harry released from prison.