He was suspect number one - the man who tried to kill Deputy Mattie Cobb and may have killed her father 30 years earlier. But when Mattie and cold-case Detective Jim Hauck reach the Colorado state prison where they will finally get to interview him, he's found dead in his cell. There's only one clue: a map leading to Timber Creek and rugged Redstone Ridge. Following the clue, Mattie and her K-9 partner, Robo, journey into the burned forest surrounding Redstone Ridge. 

In this powerful K-9 crime thriller, FBI Special Agent Meg Jennings and her trusted search-and-rescue Labrador, Hawk, must race against the clock before a diabolical killer strikes again. Somewhere in the Washington, DC, area, a woman lies helpless in a box. Beneath the earth. Barely breathing. Buried alive. In Quantico, the FBI receives a coded message from the woman's abductor. He wants to play a game with them: decipher the clues, find the grave, save the girl.

Deputy Mattie Cobb and her sister, Julia, travel to Mexico to visit their mother, but when they arrive, they discover that she and her husband have vanished without a trace. Back in Timber Creek, Mattie finds a chilling note on her front door telling her to look for “him” among the standing dead up in the high country. The sheriff’s department springs into action and sends a team to the mountains, where Mattie’s K-9 partner, Robo, makes a grisly discovery—a body tied to a dead pine tree.

In the wake of a devastating hurricane, Special Agent Meg Jennings and her Labrador, Hawk - invaluable members of the FBI’s Human Scent Evidence Team - have been deployed to Virginia Beach. They have their work cut out for them. Amid graveyards of debris, and the buried cries for help, the search and rescue operation begins. The most alarming discovery is yet to come - a teenage girl hiding in the Great Dismal Swamp. Shaken by the storm, she has reason to be scared. But this young survivor is terrified of so much more.

For Meg Jennings and her K-9 companion, Hawk, exploring the ruins of a deserted building is an exciting way to sharpen their skills without the life-or-death stakes they face as part of the FBI's Human Scent Evidence Team. But deep in the echoing rooms of an abandoned asylum, Hawk finds the body of an elderly woman. The victim couldn't have made her way into the derelict building on her own. Before 48 hours pass, Meg learns of three more cases of elders found dead in neglected urban structures. There's not enough evidence to link the deaths - yet. But Meg scents a pattern.

In the fifth FBI K-9 novel, Sara Driscoll weaves together fast-paced suspense and the fascinating world of law enforcement canines, as Meg Jennings and her search-and-rescue dog, Hawk, are heading south, where it's hunting season. But this time the prey is human.

When teenage sisters go missing in the mysterious "Bennington Triangle" of Vermont, an area renowned for its disappearances and strange occurrences over the past 100 years, FBI agent Jack Juarez brings K-9 handler Jamie Flint and her dog Phantom in to assist with the search. When Jack realizes the case shares haunting similarities with the murders of the missing girls' aunts 10 years before, it becomes clear that he and Jamie are dealing with much more than two girls who simply wandered off the beaten path.

After their last deployment, when she got shot, her fiancé, Martinez, got killed, and his bomb-sniffing dog, Elvis, got depressed, soldier Mercy Carr and Elvis were both sent home, her late lover’s last words ringing in her ears: “Take care of my partner.” On the Fourth of July weekend, when all of Northshire celebrates with fun and frolic and fireworks, the dog alerts to explosives and they find a squalling baby abandoned near a shallow grave filled with what appear to be human bones. 

Keeping their search-and-rescue skills honed isn’t just a job requirement for FBI Special Agent Meg Jennings and her Labrador, Hawk—it’s essential to saving lives. A water search training weekend in the Boundary Waters area of Minnesota has attracted participants from all levels of law enforcement, each vying to win. The races are challenging, the rivalry is intense, and Meg is already under pressure when Hawk alerts to a scent in the water—and discovers the fresh body of one of Meg’s fellow competitors.

In Midcoast Maine, Jamie Flint and her K-9 team search for the cognitively challenged son of a local animal hoarder, while recently licensed private investigator Jack Juarez looks into a murder related to the case. Unfortunately, each new clue Jack finds in the investigation seems to lead him back to a suspect police already have in their sights: Jamie's son. Meanwhile, Jamie fights to save a critically ill pit bull pulled from the hoarder's home who could hold the key to the woman's dark secrets. 

Arriving with her partner Noah for dinner at his family’s immaculate countryside home, Detective Josie Quinn is devastated to find Noah’s mother, Colette, lying lifeless in the back garden, her mouth clogged with soil. Searching the house for answers, Josie’s team don’t know what to make of the rosary beads buried in the dirt near the body or the hidden file labelled “Drew Pratt”, the small town of Denton’s most famous missing person.

I wanted to be on camera. I never wanted this. But when an intriguing stranger steps into my life, everything changes. For the first time in so long, I feel alive—cherished and adored. But as our stolen glances and secret smiles turn into shared nights and hidden passion, I know it’s only a matter of time before we fall apart. Because he has no idea what I do for a living, and he works with my boss. Now all my secrets are threatening to expose my deepest shame and ruin so much more than the façade I’ve fought to maintain.

Sometimes your past just won't let go.... As a heat wave grips the country, DS Jenna Morgan is called to a domestic incident at the home of a young family in Ironbridge. Pregnant Imelda Cheetham-Epstein has been found unconscious by her husband, Zak with serious head injuries. When Jenna arrives on the scene, she discovers something even more disturbing the couple's 11-month-old son, Joshua, is missing and the race against time begins to find him. Is this an accident or something more sinister? 

Kit Jernigan despairs of ever fitting in with her new tight-knit K9 unit - they've been through too much to welcome a stranger. So when a killer strikes, it's a fight to convince her fellow officers to trust her long enough to catch the woman she knows is responsible. She can't do it on her own. What she needs most is a partner: local fire spotter Wesley March. 

New sheriff Bree Taggert is called to a shooting in a campground shuttered for the winter. But she arrives to find a perplexing crime. There is no shooter, no victim, and no blood. No one but Bree believes the sole witness, Alyssa, a homeless teenager who insists she saw her friend shot. Bree calls in former deputy Matt Flynn and his K-9 to track the killer and search for Alyssa’s friend. They discover the battered corpse of a missing university student under the ice in Grey Lake - but it’s not the victim they were looking for.