From her small Quantico office, Special Agent Maggie O'Dell has profiled serial killers using Polaroids, faxed copies, and scraps of evidence provided by homicide detectives from across the country. She's gained a reputation for successfully profiling killers and solving crimes, without ever stepping foot at a real crime scene. Then comes Albert Stucky, and nothing will ever be the same.

They dubbed him the Collector, so named for his ritual of collecting victims before disposing of them in the most heinous ways possible. FBI Special Agent Maggie O'Dell spent two years tracking him down, caught in a game of cat and mouse that left her forever marked by this killer.

Wounded in the line of duty, former K9 Handler Maddie Castle finds herself back to square one. The bullet that shredded her leg took the life of her four-legged partner. The pain of recovery goes well beyond the daily physical torment she endures.

Caitlyn Reed and her dog, Renegade, are thrown into the midst of murder and intrigue when they discover a dead body while on a trail ride in the black hills of Wyoming. The local sheriff is hell-bent on a conviction, and Caitlyn’s brother, Dylan, is in his crosshairs. Desperate to prove his innocence, Caitlyn turns to Deputy Colt Branson for help, but she must grapple with their rocky romantic past to gain his aid. As Caitlyn and Renegade pursue the killer, the investigation catapults their lives in a dangerous new direction.

Meg and Hawk are part of the FBI's elite K-9 unit. Hawk can sniff out bodies anywhere - living or dead - whether it's tracking a criminal or finding a missing person. When a bomb rips apart a government building on the National Mall in Washington, D.C., it takes all of the team's extensive search-and-rescue training to locate and save the workers and visitors buried beneath the rubble.

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.

Former Hanover County Sheriff Buck Lawson leaves the mountains of North Carolina to take a job as the police chief of the small South Georgia town of Mercy, and soon finds himself in over his head. For one thing, his predecessor has been murdered...Buck has inherited an unsolved homicide, a house that may well be haunted, and a police department that is almost certainly corrupt. It falls to Buck to free an innocent man and bring the former police chief’s killer to justice while wading through the quagmire of incompetence and dishonesty that permeates his office.

It should have been a routine investigation. Instead, DEA K-9 agent Adam "Deck" Decker watches in horror as one Denver hospital seems to be ground zero for overdoses of a new drug. Now Deck can only hope a certain ER doctor will help him and his canine partner track down the source. Dr. Tori Sampson has her reasons for not trusting federal agents, especially ones working for the DEA. But the rash of overdoses—including a heartbreaking case involving a teen—is alarmingly high. And the new opioid is not only extremely dangerous, it defies all the usual medical treatments.

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.

Mason "Mace" Reid lives on the outskirts of Chicago and specializes in human-remains detection. He trains dogs to hunt for the dead. Reid’s coming off a taxing year - mourning the death of a beloved springer spaniel as well as the dissolution of his marriage. He adopts a rescue dog with a mysterious past - a golden retriever named Vira. And when Reid begins training Vira as a cadaver dog, he comes to realize just how special the newest addition to his family truly is....

As a native of the small town of Hansonville, North Carolina,and a wilderness rescue worker, Raine Stockton knows the Smoky Mountains as well as anyone could, but she gave up her Search and Rescue work after a tragic loss. Now she reluctantly returns to active duty to help find a young child who has been kidnapped and taken deep into the forest.

Veronica Kildare cannot believe her luck–being shot at, again, by the bad guys. The sound, the feel of the bullet, and the hatred resonate for more than just the transitory moment of impact. She has relocated to a new state, but brutality has rampaged into this life as well.

After losing her military K-9, former marine Maya Thompson swears she’ll never work with dogs again. But when she returns home to Colorado and accepts a job with US Forest Service law enforcement, fate brings K-9 Juniper into her life just as another tragedy unfolds. Juniper, a beautiful two-year-old Malinois, isn’t the only new addition to Maya’s life. Josh Colten, the local deputy sheriff, insists on helping with her new case. Handsome and mysterious, he’s all anyone in town can talk about, but Maya can’t let herself like him, let alone trust him.

Aggie Malone is a dedicated young cop who has spent her entire life just looking for a place to call home. She never thought she'd find it in a quaint Florida village called Dogleg Island, where almost nothing ever happens. Deputy Ryan Grady is an easygoing playboy who carries a surf board in the trunk of his patrol car and lives in the same rambling beach cottage his grandfather built 70 years ago. He grew up on Dogleg Island and can't imagine ever living anywhere else. It's always been the most peaceful place he has ever known.

Navy SEAL Jack Daniels (save the jokes, he’s heard them all) and his trusty Belgian Malinois sidekick, Dakota, are back home in Asheville, North Carolina, after a bomb left them scarred. Unable to accept that he’ll never be able to return to his team, Jack is looking for a miracle. What he isn’t looking for is a permanent relationship, though he’s open to a no-strings distraction at the magic hands of gorgeous local potter Nichole Masters.

Malcolm West is fleeing the hell he unleashed in his last assignment as an undercover cop. A backwoods bungalow sounds like the perfect place to start over. Until he discovers he's been set up....

When the Red Rose Killer leaves his calling card for Staff Sergeant Felicity Monroe, she knows exactly what that means-she's on his revenge list. Her boss, Master Sergeant Westley James, and K-9 German shepherd Dakota become her guardians, but they'll have to act fast to escape the man who wants her dead.

Hunting for big bad wolves was never part of Agent Cooper Dayton's plan, but a werewolf attack lands him in the carefully guarded Bureau of Special Investigations. A new case comes with a new partner: ruggedly sexy werewolf Oliver Park. Park is an agent of The Trust, a werewolf oversight organization working to ease escalating tensions with the BSI. But as far as Cooper's concerned, it's failing. As they investigate a series of mysterious deaths unlike anything they've seen, every bone in Cooper's body is suspicious of his new partner....

When brokenhearted Georgia Thornton goes looking for romance on reality TV, she has nothing to lose - apart from a good man, a cash prize, and maybe her life.... What was Georgia thinking? Sure, some cad ditched her at the altar, but can she really find love on TV? Her best friend - and producer of the reality show Love or Money - thinks so.

Corporate lawyer Ava Burch has had enough of the big city and the daily grind. She grew up with her father, who raised search-and-rescue dogs, in rural Texas and has moved to the small town of Cuervo to spend time in the dry, rugged wilderness near Big Bend National Park. When she and her dog, Huck, discover an abandoned campsite on a volunteer search-and-rescue mission, she’s perplexed, but she carefully photographs it all the same.

As raging floodwaters engulf her Louisiana hometown, Nola Landry is stranded on high ground, the unwitting witness to the brutal murder of three fellow survivors. Finally rescued in the aftermath of the storm, no one is willing to believe a story as horrific as hers - until three FBI agents arrive on the scene...one of whom Nola knows very well. Tate Benton has been tracking the so-called Stormchaser serial killer for months, never expecting the trail might lead him home, or to the woman he cannot forget.

Caitlyn Montgomery Bandeaux wakes one morning drenched in blood, her head pounding mercilessly. Worst of all, she can't remember what happened the night before - when her estranged husband was murdered. Now the police want answers. Tormented, Caitlyn turns to her sister for support and is warned not to talk to the handsome new psychologist in town. But she soon realizes he's the only person she's comfortable confiding in.

Officer James Cannon is one tall, strong alpha male who's convinced that Shay stole his dog. But once he gets closer to the suspect, he realizes that this stubborn, independent woman not only needs a guard dog, she needs James as well. It seems that someone from her past is stalking her, and threatening her life. When danger meets desire, will James risk his career and his best friend - to protect the woman who's stolen his heart?

Casey Duncan is a homicide detective with a secret: When she was in college, she killed a man. She was never caught, but he was the grandson of a mobster, and she knows that someday this crime will catch up to her. Casey's best friend, Diana, is on the run from a violent, abusive ex-husband. When Diana's husband finds her, and Casey herself is attacked shortly after, Casey knows it's time for the two of them to disappear again. Diana has heard of a town made for people like her, a town that takes in people on the run who want to shed their old lives.

Ever come across a situation that simply wasn't right - where someone was getting the dirty end of the stick and you wished you could make things right but didn't know how? Fourteen-year-old Jack knows how. Or rather he's learning how. He's discovering that he has a knack for fixing things. Not bikes or toys or appliances - situations...It all starts when Jack and his best friends, Weezy and Eddie, discover a rotting corpse - the victim of ritual murder - in the fabled New Jersey Pine Barrens. Beside the body is an ancient artifact carved with strange designs.

When a fellow FBI agent is kidnapped and a protected witness vanishes, Leo Gallagher will stop at nothing to find them both. So when he discovers a link between the case and a single mother in Wyoming, Leo and his trusty K-9 partner rush to question Alicia Duncan. Could she be the key to locating the missing persons?

FBI Agent Jake Carlisle is in deep trouble. While undercover he's been shot, but he's not sure if it's the crooks or local cops behind it. Worse, if he can't get help fast, two lives will be lost - his and that of the young witness, a boy whom he's sworn to protect. On the run from both the police and the Russian Mafia, Jake will do anything to save the child at his side, even something illegal. In desperation he kidnaps a nurse from a hospital parking lot.

When a local girl falls prey to a sadistic serial killer, Nashville homicide lieutenant Taylor Jackson and her lover, FBI profiler Dr. John Baldwin, find themselves in a joint investigation pursuing a vicious murderer. The Southern Strangler is slaughtering his way through the Southeast, leaving a gruesome memento at each crime scene – the prior victim’s severed hand.

As an employee of MacBain Securities and Solutions, Claire Kelly can certainly hold her own. Armed with an impressive set of covert skills, she’s more than prepared to tackle any job that comes her way...except one involving Cooper Lockman. Cooper and Claire used to work together before his feelings for her sent him packing to Europe for six long years. But now he’s back and determined to ignore the still-smoldering heat that lingers between them. Their current mission: go undercover together at a California high school to root out the mastermind behind a prostitution ring.

When the crows gather over a remote Navajo Reservation in the deep Southwest, it is a sign that the thin veil that separates our world from the one beyond is about to open. Without a barrier between life and death, things pass between both worlds. Some of them are good. Most of them are not.