Complete story — includes the ending
An assignment with the Demographics Unit leads Bell to discover a body in a barrel. The victim is a member of the Pardillo Mafia family who had been in hiding for years. A member of a rival family becomes a suspect. He dies from a car explosion some time later. The National Security Agency (NSA) supplied the killer with information about Pardillo's whereabouts. Sherlock confronts an NSA agent, accusing the agency of having a leak. The agent says that Bell's new boss, NYPD Deputy Commissioner Da Silva, requested the information. Da Silva was trying to dispose of everyone who knew about him working for the Mafia for his entire police career. Sherlock informs Bell, who steals evidence linking Da Silva to the Pardillo family. They set a trap; when he tries to assassinate Robert Pardillo, the victim's father and head of the family, the police are waiting. Bell rejoins Major Crimes.
Sources and content license
Source and revision history · Adapted from Wikipedia contributors, List of Elementary episodes. HTML formatting and reference markers removed. · Content license