Captain Sharon Raydor takes over as the head of Major Crimes, Detective Amy Sykes transfers to the department, a series of grocery store robberies turn deadly and Raydor protects Rusty.

Major Crimes suffers from growing pains as the division seeks justice in the wake of a brutal homicide. The departmental changes go a little too far for Provenza, while Raydor struggles to gain respect from colleagues.

The team attempts to solve a complicated puzzle after a fatal car crash occurs at a nightclub, while Raydor fulfils her promise to track down Rusty's mother, forcing him to face a harsh reality.

The team partners with the FBI following a homicide case involving a self-proclaimed intuitive life strategist and the Israeli mob, while Provenza offers a rare display of vulnerability.

The department uncovers a kidnapping plot after a dead body is found in a metal container. They race against time to locate the young victim before the kidnapper kills her.

Captain Raydor jeopardises her career when she makes a bold move following a fatal shooting in gang territory, putting Detective Sykes in a dangerous situation; Rusty says he doesn't want to meet his biological father.