The death of three hospital patients in one night from drug overdoses suggests euthanasia. But these are not simply mercy killings. Drawing from his own near-death experience, Creegan focuses on a murderer with whom he shares a surprising commonality.

A serial killer, before murdering and scalping young women, sends an email to journalist David Laney. The OSC Unit gets Laney on board and is able to arrest a man named Emerson before he goes for a kill.

Three men have been murdered. While their bodies have been all washed, perfumed and shrouded, their heads all have holes in them. CCTV reveals the killer to be Jim Keller, who had been assumed dead.

When Annie Jordan is arrested for kidnapping, she reveals that the boy is actually her son who was abducted by child traffickers. Susan and DC Rivers investigate this group of traffickers.