New Mexico Undersheriff Bill Gastner is presented with a case that appears to have brought big-time crime, including drug gangs, into Posadas County.

A newly minted graduate of the University of Pennsylvania Medical School in 1890, Dr. Thomas Parks heads to the big timber country of Puget Sound to practice trauma medicine. An hour after stepping off the boat, he's nearly crushed to death by a less-than-sure-footed mule and finds himself a patient rather than a physician. As he convalesces, he discovers that his host, a venerable physician friend of his father's, is running an elaborate medical scam, selling worthless concoctions nationwide, with enormous sales.

In a wicked conspiracy reaching across the Mexican border, Tularosa pits a jaded ex-cop against tight-lipped Army personnel, hired thugs, and smooth-talking outlaws. Forced into retirement by a crippling gunshot wound, Santa Fe policeman Kevin Kerney seeks solitude on a small New Mexico ranch far from the nearest neighbor. But when his godson disappears without a trace into the harsh, high-security desert of the White Sands Missile Range, Kerney emerges to search for the young soldier.

The ancient Indian art of tracking is his greatest strength...and also his biggest weakness. Fish and wildlife state trooper Gabriel Hawke believes he’s chasing poachers. However, he comes upon a wildlife biologist standing over a body that is wearing a wolf-tracking collar. He uses master tracker skills taught to him by his Nez Perce grandfather to follow clues on the mountain. Paper trails and the whisper of rumors in the rural community where he works draws Hawke to a conclusion that he finds bitter.

Joe Leaphorn may be long retired from the Navajo Tribal Police, but his detective skills are still sharp, honed by his work as a private detective. His experience will be essential to solve a compelling new case: finding the birth parents of a woman who was raised by a bilagáana family but believes she is Diné based on one solid clue, an old photograph with a classic Navajo child’s blanket.

Former Seattle homicide cop J. P. Beaumont faces trouble in the small town of Ashland, as both his personal and professional lives are thrown into turmoil. Beau’s daughter and son-in-law are having marital troubles, and his grandson, a senior in high school, shows up on his doorstep, wanting to live with Beau and his wife Mel as he finishes out the school year.

Reservation "bad boy" Thomas Begay is found dead drunk under the La Plata Bridge, which is not unusual for him. What is unusual, however, is that beautiful BIA investigator Patsy Greyhorse is found lying beside him, not drunk or even a Navajo but very dead nonetheless. Charlie Yazzie, fresh from law school, risks his career and even his life to help his old friend. The answer seems to lie with the Yeenaaldiooshii...should one choose to believe in such things.

Dela Alvaro is a disabled veteran who grew up on the Confederated Tribes of the Umatilla Reservation. When an IED in Iraq ended her military career, she came home to reassess her life and landed a job in security at the Indian run casino on the reservation. Not even a year into being the assistant to the head of security, Dela is promoted on a trial basis. When one of the casino employees is found stabbed and stuffed in a laundry chute, she knows she can kiss head of security goodbye if she doesn’t find the killer before the media gets hold of the story.

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.

Sheriff Joanna Brady seeks an elusive and chillingly brutal killer whose crimes run deep into the past in the next New York Times best seller from the author of Partner in Crime.