When a key witness in his murder case vanishes before testifying, Al scrambles to find her before the suspect walks free.

Carrie’s personal and professional lives collide when her boyfriend, the son of a mob boss, is revealed to have ties to suspects in a murder investigation.

A murdered body washes ashore in the Hamptons, and Carrie and Al's boss offers them a "paid vacation" in his beautiful Southampton cottage, in order to help local law enforcement find the killer, who may or may not be related to a previous serial killer.

Carrie and Al's investigation into the death of a college dropout takes a surprising turn when they discover he had been living in an off-the-grid community on an abandoned island near Manhattan.

Suspects are plentiful in a case of a murdered aerospace engineer, the Major Crimes team learns that the victim was working on a billionaire's top secret space mission.