An accident leads to Vic and her husband being kidnapped.

Branch & Cady travel to Denver to help in Henry's case.

Walt has serious concerns about Branch's behavior.

Walt seeks closure for his wife's death.

Walt is out for revenge believing that Jacob Nighthorse was responsible for his wife's death.

Obsessed with solving the mysterious circumstances surrounding Branch's death, Walt deputizes Henry to handle evidence that could overturn the suicide ruling.

Walt returns to work upon the opening of the new casino.

Walt interviews candidates for the vacant deputy position.

Walt & Cady seek justice for a woman attacked on the Rez.

A highway robbery case helps Walt confront his own demons.

Suspects abound when one of Gab Langton's rapists is killed.

Walt deals with a shooting's fallout. Henry and Gab flee.

Walt feels pressure as Henry & Gab are sought for murder.

Sheriff Walt Longmire in the crosshairs of a wrongful-death civil suit by Barlow Connally's estate.

Henry renegotiates his deal with Mathias.

After Amy and Kirsten battle for their lives against an armed killer, Amy follows a new lead to the Middle East. She discovers someone on the airbase was complicit in the attack.

The hoax theory is put to the test when two computational linguistic experts study the 32 Zodiac letters; filmmaker Andrew Nock meets a witness for her first on-camera interview after years of fear that "The Zodiac" would hunt her down.

Joe has finally uncovered the truth at the heart of recent events, but the threat to those closest to him has never been more real.

Investigators working on the cold case murder of a beloved Orange County millionaire uncover a box of old tape recordings that reveal long-buried secrets, leading them on a path to finally nail the killer.

After Amy and Kirsten battle for their lives against an armed killer, Amy follows a new lead to the Middle East. She discovers someone on the airbase was complicit in the attack.

The hoax theory is put to the test when two computational linguistic experts study the 32 Zodiac letters; filmmaker Andrew Nock meets a witness for her first on-camera interview after years of fear that "The Zodiac" would hunt her down.

Joe has finally uncovered the truth at the heart of recent events, but the threat to those closest to him has never been more real.