In the series finale, Lt. Tao, is stuck in a room with a potential bomb. Provenza finally identifies the real Ms. Bechtal, and Major Crimes comes face-to-face for the very last time with Phillip Stroh.

In the penultimate episode, Phillip Stroh and his young British accomplice edge closer and closer to their end game, while Lt. Provenza continues to push Asst. Chief Leo Mason into pouring more resources into the case. Rusty digs up an important clue.

Unable to locate Stroh in the present, the squad looks for answers in his distant past, hunting for the former Ms. Bechtal. Meanwhile, the squad struggles with Chief Mason, and Rusty grows frustrated with forced proximity to Gus.

A surprise death in the law enforcement community seems to be the work of escaped serial killer, Phillip Stroh. Ricky Raydor helps the division with a difficult search for a Mr. and Ms. Bechtal, and Emily Raydor offers Rusty some sound advice.

Sharon Raydor must make decisions related to her ongoing health problems while arriving at the solution of a series of murders and sexual assaults.

While working two seemingly connected murders, the division suddenly uncovers a series of sexual assaults against servers from Tackles. As a new theory about the killer gathers steam, however, an unexpected twist throws Major Crimes off course and Sharon Raydor off- balance.

As the squad investigates the mysterious death of a second woman related to the Tackles case, and a new theory materializes, Sharon faces a health setback. Meanwhile, Gus reacts unexpectedly to Rusty's partial solution to their ongoing relationship problems.

When a well-known attorney, celebrated for her defense of oppressed women is found dead, there are no shortage of high-profile suspects, including her son, her ex-husband, a film director whose career she helped destroy and a former football player whose sports bars/restaurant chain, Tackles, features scantily clad women. Meanwhile, Rusty and Gus confront issues in their relationship.