Small-town sheriff Bill Gastner faces a crisis when an anonymous letter accuses one of his trusted deputies of corruption, a crisis complicated by the death of one half of a troubled couple that looks increasingly like murder.

Recently named the new undersheriff of Posadas County, Estelle Reyes-Guzman investigates the disappearance of a local insurance broker and the death of a young single mother whose fatal motorcycle accident may have been caused by a vengeful local cop.

Sheriff Estelle is called to teenager Carmen Acosta's home. When she arrives, Carmen's father, Freddie, is in police custody and an unconscious Carmen is on the way to the hospital "beat to a pulp." There has been a fight over a boy, but it is hard to believe that the also young Deena is responsible. Estelle has many other suspects to choose from, since the Acosta family holds the record for the number of domestic violence calls the police have received....

The acclaimed New Mexico mystery series continues as a former deputy leads an investigation into a series of perplexing murders. A man’s body is found in the unforgiving New Mexico desert, his face so smashed that identification is impossible. It’s the beginning of a brutal murder spree that will soon take Posadas County’s new undersheriff, Estelle Reyes-Guzman, into a case that has roots on both sides of the border. With the help of retired...

"In close-knit Posadas County, where everyone knows everyone's business, it turns out that some people can bury secrets, and some secrets are murderous."—Kirkus Reviews It's Christmas in Posadas County. Undersheriff Estelle Reyes-Guzman is settling down to a quiet evening with her family, until her doctor husband gets a call from the retired chief-of-police: he's at a nearby motel, having pains. Then Estelle gets a call herself. She and ex-Sheriff...

The rugged Cat Mesa country north of the village of Posadas is hosting the first annual Posadas 100, a cycle-cross bicycle race that promises to attract more than 140 competitors. Despite enough injuries during the pre-race practice to promise a spectacular and dangerous race, Undersheriff Estelle Reyes-Guzman has even more pressing concerns on her mind. Someone has been using Jerry Turner's big Cessna 206 and then returning it to its hangar at the...

Undersheriff Estelle Reyes-Guzman is always busy, but now more so than ever. The sheriff is still not completely recovered from his stay in the hospital, and she is recovering from a hospital stay herself. After a long day at work, Estelle is happy to clear off her desk and drive home where her beloved family waits. She hears her cell phone ringing as she pulls into the driveway. A truck has gone off the road and the driver's body found near the wreck....

Former Posadas County Sheriff Bill Gastner, now a New Mexico Livestock Inspector, is enjoying a day on Herb Torrance's ranch - soaking in the sun, counting a small herd of cattle, and thinking about meeting an old friend back in town for lunch. But suddenly a light breeze stirs the dust, a horse spooks, and Bill finds himself ferrying a broken cowpuncher in the back of his SUV, headed out to meet an ambulance. Moments later, Bill's day goes from...

A boy goes missing and is found dead in an arroyo, apparently killed in an ATV accident. But the discovery he made moments before he was killed is puzzling... and takes deputies back to a five year old killing and has them looking for a murderer too close to home.

What do you do when you inherit $330 million after taxes? If you're New Mexico rancher Miles Waddell, you build NightZone, an astronomy-based theme park. Waddell's dream begins to sour when two eco-terrorists make an opening statement by chain-sawing power lines that feed the development. One of the terrorists is killed by a bucking power pole. When fleeing conspirator is stopped by a cop and guns the lawman down, retired Posadas Sheriff Gastner becomes...