Old friend Marty O'Bannon, San Francisco Homicide Detective, calls FBI Agent Zack Tolliver early one morning for advice. O'Bannon is at the scene of a murder, the victim's throat ravaged as if by an animal, and no clues to the killer. He now has three particularly vicious unsolved murders, all with the same MO. It is just Zack's kind of case. Agent Tolliver agrees to assist, but a current case at the Navajo Indian Reservation prevents him from leaving.

Homicide is always an abomination, but there is something exceptionally disturbing about the victim discovered in a high, lonely place: a corpse with a mouth full of sand, abandoned at a crime scene seemingly devoid of tracks or useful clues. Though it goes against his better judgment, Navajo tribal police lieutenant Joe Leaphorn cannot help but suspect the hand of a supernatural killer.

Just days before a massive exhibition opens at the popular New York Museum of Natural History, visitors are being savagely murdered in the museum's dark hallways and secret rooms. Autopsies indicate that the killer cannot be human.... But the museum's directors plan to go ahead with a big bash to celebrate the new exhibition, in spite of the murders.

Anthony Award-winning author William Kent Krueger crafts this riveting tale about a small Minnesota town’s ex-sheriff who is having trouble retiring his badge. Cork O’Connor loses his job after being blamed for a tragedy on the local Anishinaabe Indian reservation. But he must set aside his personal demons when a young boy goes missing on the same day a judge commits suicide—and no one but O’Connor suspects foul play.

Harney County, Oregon, 1968: Nick Drake has a chest full of medals and enough demons to fill a duffel bag. He's been trained to kill but was never retrained to rejoin society. Drake flees to the lonesome high desert in search of redemption and takes a job patrolling wildlife refuges where the only conflicts are keeping out stray cows and ticketing poachers. But then he stumbles across a girl's body ritually placed in a gully. Her murder is only the beginning, and Drake must face humanity's heart of darkness once again if he's to stop a killer from turning even more gullies into graves.

If you love mysteries with action, suspense and a touch of humor and romance, then the David Wolf series is for you.

A local fisherman lands more than he bargained for when he pulls a dead body out of Montana’s Madison River. Sheriff Martha Ettinger takes on the case and soon comes into the company of reclusive artist, Montana newcomer, and ex-PI Sean Stranahan. After teaming up to investigate, Martha and Sean soon uncover evidence that the murder has ties to one of the state’s biggest industries: fly fishing.

Alicia Berenson’s life is seemingly perfect. A famous painter married to an in-demand fashion photographer, she lives in a grand house with big windows overlooking a park in one of London’s most desirable areas. One evening, her husband, Gabriel, returns home late from a fashion shoot, and Alicia shoots him five times in the face and then never speaks another word. Alicia’s refusal to talk, or give any kind of explanation, turns a domestic tragedy into something far grander, a mystery that captures the public imagination and casts Alicia into notoriety.

Cash and Sheriff Wheaton make for a strange partnership. He pulled her from her mother's wrecked car when she was three. He's kept an eye out for her ever since. It's a tough place to live - northern Minnesota along the Red River. Cash navigated through foster homes, and at 13 was working farms. She's tough as nails, five feet two inches, blue jeans, blue jean jacket, smokes Marlboros, drinks Bud Longnecks. Makes her living driving truck. Playing pool on the side.

US Marshal Arliss Cutter is a born tracker. Raised in the swamplands of Florida, he honed his skills in the military, fought in the Middle East, and worked three field positions for Marshal Services. When it comes to tracking someone down - or taking someone out - Cutter's the best. But his newest assignment is taking him out of his comfort zone to southeast Alaska. Cold, dark, uninhabited forests that are often shrouded in fog. And it's the kind of case that makes his blood run cold.

Professor Theo Cray is trained to see patterns where others see chaos. So when mutilated bodies found deep in the Montana woods leave the cops searching blindly for clues, Theo sees something they missed. Something unnatural. Something only he can stop. As a computational biologist, Theo is more familiar with digital code and microbes than the dark arts of forensic sleuthing.

Once a land of Pueblo dwellers, the town of San Geronimo Peak, New Mexico, is prime ski country. PI Howard Moon Deer and ex-cop Jack Wilder are headed there to meet their first client - a former US senator and the ski slope's owner. Instead, they find his body - and a murder case to solve.

On the edge of the Navajo Nation, rookie paralegal Naomi Manymules pauses on a lakeside clifftop to enjoy a moonlit moment. She hears someone swimming in the darkness far below her, and a boat drifts out of the shadows. When she glimpses something that might be a naked butt shining in the moonlight, she decides to head for home. What she saw was the bare behind of a murdered local sleaze. His passing upsets exactly no one, but his wife can offer only a coyote for an alibi.

FBI Special Agent Matthew Roarke is closing in on a bust of a major criminal organization in San Francisco when he witnesses an undercover member of his team killed right in front of him on a busy street, an accident Roarke can't believe is coincidental. His suspicions put him on the trail of a mysterious young woman who appears to have been present at each scene of a years-long string of accidents and murders, and who may well be that most rare of killers: a female serial.

In Montana's Gravelly Range, paw prints and a single whisker discovered at a scene of horrific violence suggest a woman has been attacked and carried away by a mountain lion. Sheriff Martha Ettinger employs her fiancé, sometimes-detective Sean Stranahan, to put a name to the gnawed bones comprising all that is left of the body. The woman's is the first of several deaths that Sean suspects are not as easily explained as they appear.