Suspects in a psychiatrist's murder include the victim's ex-husband, a patient suffering from multiple-personality disorder and her obstructive father.

McCoy and Kincaid clash over the death penalty as McCoy prosecutes a man who murdered an undercover cop during a drug bust.

The investigation that follows the discovery of a comatose woman in her apartment leads to an unusual case involving murder and a possible frame-up, despite the prosecution having key DNA evidence to the contrary.