Summoned to a rustic cabin during a blizzard, Maine game warden Mike Bowditch embarks on a dangerous investigation involving a notorious drug dealer, a beautiful woman with a dark past, and her troubled young son.

When wealthy matriarch Opal Scarlett vanishes, Joe Pickett is sure one of her greedy sons did her in. But when Joe becomes the victim of violent pranks, he wonders if what's happening has less to do with Opal's disappearance than with the darkest chapter of his own past.

Investigating the senseless slaughter of five moose found on the estate of a wealthy animal rights activist, game warden Mike Bowditch finds the controversial case turning more sinister when the activist's daughter is killed in a suspicious accident.

Joe Pickett's been hired to investigate one of the most coldblooded mass killings in Wyoming history. Attorney Clay McCann admitted to slaughtering four campers in a backcountry corner of Yellowstone National Park-a "free-fire"zone with no residents or government regulation. Now McCann's a free man, and Pickett's about to discover his motive-one buried in Yellowstone's rugged terrain, and as dangerous as the man who wants to keep it hidden.

Joe Pickett's old friend Nate Romanowski is off the grid, recuperating from wounds and lying low while the FBI search for him. But they are not the only ones looking for him and Nate finds himself confronting an elite team of special forces soldiers. They're not there to take him in - they say - but to make a deal. They need his help destroying a domestic terror cell in Wyoming's Red Desert, and in return they'll make Nate's criminal record disappear....

Joe Pickett's in his last week as the temporary game warden in the town of Baggs, Wyoming, but there have been strange things going on in the mountains, and his conscience won't let him leave without checking them out: reports of camps looted, tents slashed, elk butchered. And then there's the runner who simply vanished one day.

It's hours away from darkness with a bitter winter storm raging when Joe Pickett finds himself deep in the forest edging Battle Mountain, shotgun in his left hand, his truck's steering wheel handcuffed to his right—and Lamar Gardiner's arrow-riddled corpse splayed against the tree in front of him. Lamar's murder and the sudden onslaught of the snowstorm warns: Get off the mountain. But Joe knows this episode is far from over. Somewhere in the dense...

"It begins with a phone message: Tell Sherry April called. And suddenly Joe Pickett's family is shaken to the core. April, Pickett's foster daughter, was murdered six years ago. His daughter Sherry starts to believe there's a chance April is still alive. Joe, however, remains suspicious, especially when he discovers that the calls have been placed from locations where serious environmental crimes have occurred. And as the caller moves closer, unsettling...