In the final showdown, the Picketts face their toughest battle yet. When the dust settles, those who live will have to learn to move on and cope with the sacrifices they have made.

While Joe frantically rushes to the hospital, Sheridan tries to recall her survival skills to escape an unhinged predator.

Joe makes an uneasy truce in his pursuit for justice. Shannon encounters an unexpected band of militia men hell-bent on silencing her. Marybeth and Cricket arrange a long overdue reunion and McLanahan receives an unexpected promotion.

In the aftermath of catching the serial killer on Bermuda Mountain, Marissa Left Hand's story is revealed as the truth behind her appearance comes to light. Joe and Marybeth make a shocking discovery about the murdered men and rush to help before it's too late. Shannon strikes a risky deal with Sheriff Barnum.

In need of some breakthrough evidence, Joe calls in a favor from an unexpected ally. Meanwhile, Marybeth and Sheridan remain vulnerably close to danger.

Joe connects an important piece of the pipeline mystery, but it may cost him. The Pickett's find themselves in a luxurious new home.

On his first day as game warden in Saddlestring, Wyoming, Joe Pickett finds himself in an unexpected situation with a local poacher.

Joe weasels his way into a local murder case and finds himself at odds with some important townsfolk. Marybeth manages the rest of the family at a motel and does some digging of her own.

As Joe and some other brave locals embark on a dangerous trek, Marybeth contemplates going back to the courtroom for what seems like a worthy cause.

Joe begins to wonder if there's anyone in town who isn't connected to the deeply rooted corruption, and Marybeth works around the clock to try and free Nate.

Joe searches for the truth in Cheyenne when Sheriff Barnum and Deputy McLanahan shut him out of the murder investigation. Nate and Cricket seek answers to questions of their own in Idaho. Sheridan and April do a school project about their families and Derek Longbrake makes his intentions clear to Missy.

Joe enjoys newfound praise after dispatching the presumed murderer, but he isn't convinced the investigation is over. Someone is attempting to clean up all the loose ends.