Showing results by publisher "HarperAudio" in Thriller & Suspense

A chance to finally heal with the help of a four-legged friend. Struggling with PTSD, retired Navy SEAL Luke Adams hopes getting a service dog will help him finally get his life back. Fortunately, his best friend’s sister, Destiny Johnson, runs a K-9 farm where she trains service dogs. When...

A string of unsolved kidnappings, a K-9 team out for justice... Forensic artist Isabella Whitmore narrowly escapes an abduction attempt in the Dakota Badlands, only to find herself targeted by a mysterious assailant. With the help of FBI special agent Liam Barringer and his K-9, Guthrie...

Sniffing out the enemies requires a K-9’s help. A panicked call sends detective Chase Wolfe and his search-and-rescue bloodhound, Tank, racing right into the path of his neighbour — who’s just barely escaped an abduction. But Pilar Alonso has no idea who’s after her or why. Now she must...

On the Fourth of July, a teenager dies at an exclusive country club. Twenty years later, her cousin returns to her hometown, seeking answers behind closed gates in this rich, atmospheric thriller for fans of Lucy Foley, Liz Moore and Ruth Ware. Twenty years ago, sixteen-year-old Caitlin Dale...

Under Attack The bomber's latest threat has thrown the Crisis Management Unit into chaos! As Lara Grant struggles to hold her fractured team together, she discovers a possible connection between this case and her own past––something she can't reveal to anyone, especially now. Because when...

Tracing A Killer - Sharon Dunn A K-9 team in the crosshairs — and seeking justice. While tasked with protecting Trevor Gage from a serial killer, K-9 Officer Hannah Scott inadvertently puts a second cold case murderer on their trail. The man who drowned Hannah’s childhood friend is back —...

Christmas in the mountains turns menacing…in these two exciting Mountain Country K-9 Unit novellas Protecting a K-9 who’s being targeted by a sinister cartel sends veterinarian Michael Tanner and tech analyst Isla Jimenez on the run for their lives in Lenora Worth’s Perilous Christmas...

First published as Countermeasures, a ticking clock and opposites attracting will keep readers on the edge of their seat in this classic story from USA TODAY bestselling author Janie Crouch! At first it looked like a glorified babysitting job: safeguard a scientist while she created a...

A bomber with a deadly agenda...and a K-9 team determined to catch him. When single mother Zoe Jenkins and her baby are caught in an explosion that destroys her home, she’s saved by FBI special agent Chase Rawlston and his K-9, Dash. But who set the bomb? Fearing that the notorious Rocky...

Everyone has secrets. Everyone is vulnerable. As tensions mount within the Crisis Management Unit, Special Agent Lara Grant's relationships with her fellow agents fray as they race to find a hostage taken by the bomber. But as the next high–profile target rejects the bomber's demands, it seems...

To uphold the law…will she take down her ex? The town wants her to arrest her former boyfriend for a murder on his ranch — but Sheriff Leigh Mercer refuses. The newly elected law enforcer doesn’t have evidence against bad boy Cullen Brodie. In fact, the search for the killer draws them...

Snowed in with a killer on the loose — and a baby to protect… K-9 officer Ethan Finnick’s investigation into a cold case disappearance takes a dangerous turn when the missing man’s wife is attacked — and an abandoned baby is found on her property. Now Ethan must team up with Casey...

Witness to a Murder? The Crisis Management Unit has a confession–and a dead suspect. Could this mean the end of the bombing spree that's terrorized New York? Special Agent Lara Grant's instincts tell her that the danger has only just begun. And sure enough, the carnage continues as the bomber...

The hunter becomes the hunted With just seconds to spare, Special Agent Lara Grant and the team manage to rescue a hostage. Victory! Thanks to this eyewitness, they now know the killer's name, and might even have a lead on his next target. But not even the FBI's best can protect everyone from...

After discovering that saving millions of lives rests on the shoulders of a brilliant computer expert, a lone wolf pilot will do whatever it takes to bring her to safety in this classic story, originally published as Leverage, from USA TODAY bestselling author Janie Crouch! Former operative...

A witness in peril. A K-9 protector. A fight for survival. After witnessing her best friend’s murder, Kristina Ashbaugh-Richards and her search and rescue dog, Bella, find themselves targeted by the killer. Kris can identify the criminal — and she’s exactly what he looks for in his victims...

Her K-9 found the victims, can they find the killer? Determined to make his own way, Jose Gonzalez wants no part of the family business. Helping South Beach Security find land for its growing K-9 division should be easy, though — and working alongside search-and-rescue specialist Sara...

Omega Sector, an interagency task force, is made up of the country’s most elite agents. In these four classic tales by bestselling author Janie Crouch, they’ll be challenged like never before! Stealth The wrong place at the wrong time — that’s the only way Sophia Reardon could explain...

Going Rogue When the Crisis Management Unit finally catch a break that may lead straight to their key suspect, Special Agent Lara Grant takes the bait he's offered only to her. She's ready to match wits with a madman if it means solving the case and stopping the bomber. But when her risky...

A missing sibling. A targeted witness. A K-9 on the case. K-9 officer Jackson Locke’s sister has vanished — and the key to finding her lies with Amy Scout…his sister’s best friend and his old crush. But when Amy comes under attack, two things become clear: Jackson’s sister has been...