Everyone in the small town of Denton is searching for Isabelle Coleman, a missing 17-year-old girl. All they've found so far is her phone and another girl they didn't even know was missing. Mute and completely unresponsive to the world around her, it's clear this mysterious girl has been damaged beyond repair. All Detective Josie Quinn can get from her is a name: Ramona. Currently suspended from the force for misconduct, Josie takes matters into her own hands as the name leads her to evidence linking the two girls.

Fourteen years ago, high school track star Sydney Adams was gunned down in Philadelphia's Fairmount Park. The investigation yielded useless clues, and the case went cold. But homicide detective Augustus Knox never gave up on finding Sydney's killer. Now retired from the police force and with only months to live, he enlists the help of private investigator Jocelyn Rush to clear the case once and for all.

FBI analyst Kassidy Bishop is assigned to the "'For You' Killer" task force after a series of sadistic murders bearing the same signature arise in different parts of the country. The homicides are both calculated and savage, occurring in different states, but bearing the same signature: the words "for you" scribbled at each crime scene. The case chills Kassidy, bringing back memories of her own encounter with a violent criminal five years earlier.

In the remote forests of Stillwater, Minnesota, you can scream for days and no one will hear you. So when the bodies of two 15-year-old girls are discovered frozen in the snow, Special Agent Nikki Hunt is sure the killer is local: Someone knew where to hide the girls and thought they would never be found. Though Nikki hasn’t been home in 20 years, she knows she must take over the case.

The beautiful young woman is perfectly still, curled up in the trunk of the car, her long dark hair hiding her face. Her cotton blouse has ridden up a little, revealing two small dots an inch apart on her back. Just like the others. Guilt has kept FBI Agent Tori Hunter away from her home in Manchester Bay, Minnesota for 20 years, ever since her twin sister disappeared on the Fourth of July, when the girls should have been together. But when she receives an anonymous newspaper clipping about another missing girl, Genevieve, Tori is dragged back to the past.

Wanted: A picturesque new town, a fresh start, and a much-needed escape from the constant reminder that the world is still full of bad guys. For FBI agent Olivia Knight, that perfect place is Belle Grove, a charming small town in Northern Virginia, a place hidden by lush greenery and away from the big city. But when Olivia finds a young girl malnourished and disheveled outside her home, she is thrown into a disturbing case. In order to catch the culprit and find the missing children in her new hometown, Olivia must dive deep into the twisted mind of a deranged serial kidnapper.

When Detective Madison Harper arrives at a remote summer camp in Shadow Falls, Northern California, her heart breaks for Jenny, the sweet little girl last seen splashing in the lake with her friends before she vanished. Peering into the silent cabins filled with rows of neatly made beds, Madison knows this idyllic place is hiding a terrible secret.

In the lonely woods around Grizzly Falls, Montana, the first body is discovered, stripped naked and tied to a tree. Alvarez and Pescoli have been hoping for a career-making case, but this is a nightmare. The killer stages car accidents on icy, isolated roads and “rescues” his victims. He toys with them, heals them, earns their trust...before subjecting them to a slow, agonizing death.

Blake Wilder is plagued with nightmares from her dark and twisted past. Fourteen years ago, her entire family was taken from her. Her parents murdered and her sister taken. At the age of 22, Blake joined the FBI in hopes of one day discovering the truth behind the mysteries of her own past.

It was Beth Katz’s serial killer father who made her like she is: a successful FBI agent and an unstoppable vigilante dedicated to hunting down murderers who have evaded capture. Beth will push herself to the limits to deliver justice. Even if it means killing those who deserve to die.

Books one through three in the Cassie Quinn series, from Wall Street Journal and USA Today best-selling author L.T. Ryan.

The truth can be as deadly as any weapon. Jaymee Ballard trusted only one person in Roselea, Mississippi with the secret of her lost daughter. When that person is brutally murdered, it leaves her with heartbreak and a slew of unanswered questions. The eerie similarity to a murder of one of Jaymee's close friends years ago causes her to realize her past has come back to haunt her and may cost her own life. Years of deception and abuse leave Jaymee with few options and fewer allies.

Deputy Shelby Lake was abandoned as a baby, saved by a stranger who found her in the freezing cold. Now, years later, a young boy is missing - and Shelby is the one who must rescue a child. The only evidence of what happened to 10-year-old Jeremiah Sloan is a bicycle left behind on a lonely road. After a desperate search fails to locate him, the close bonds of Shelby’s hometown begin to fray under the weight of accusations and suspicion. Everyone around her is keeping secrets.

When the body of a woman is found hanging from a tree in her front garden, rookie Detective Morgan Brookes is first on the scene. But Olivia Potter is past saving. And when her husband and daughters cannot be traced, Morgan knows there is more to this tragedy. And then she finds them. Lying huddled together in the dark basement, each of their faces covered with a small cotton cloth, their bodies cold to the touch. But as Morgan kneels beside the family, she realizes that one of the girls is still breathing.

Eeny, meeny, miny, moe. Catch a tiger by its toe. It's seared into Atlee Pine's memory: the kidnapper's chilling rhyme as he chose between six-year-old Atlee and her twin sister, Mercy. Mercy was taken. Atlee was spared. She never saw Mercy again. Three decades after that terrifying night, Atlee Pine works for the FBI. She's the lone agent assigned to the Shattered Rock, Arizona resident agency, which is responsible for protecting the Grand Canyon. So when one of the Grand Canyon's mules is found stabbed to death at the bottom of the canyon - and its rider missing - Pine is called in to investigate.

Assistant District Attorney Elizabeth Holt has spent over a decade fighting for justice, but when DNA evidence cracks a cold case will justice finally be served? Someone is watching. Just months from her college graduation, Elizabeth Holt is in love and her future is brighter than the sun. But all that changes when, after a romantic birthday with her fiancée, Elizabeth returns home, unaware a secret watcher has unimaginably horrible plans for her.

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.

After Special Agent Adam Whitfield’s ex-wife is nearly killed when she stops an abduction, the serial killer that Adam’s been hunting turns his focus on Charlotte Murray for getting in his way. Now, as the Night Stalker closes in, Adam has two missions: bring the murderer to justice and save Charlotte - because failure isn’t an option.

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.

Eight-year-old Sophie Donohue just wanted to be like every other little girl. Which is why her mother, Janine, reluctantly agreed to let her go on the weekend camping trip with her Brownie troop. But when Janine arrives to pick up Sophie after the trip, her daughter is not with the others. Somehow, along the forested route from West Virginia, Sophie has disappeared. Sophie is no ordinary eight-year-old. She suffers from a rare disease.

Secrets and lies can’t stay buried forever in Cedar Valley. In the summer, hikers and campers pack the small Colorado town’s meadows and fields. And in the winter, skiers and snowboarders take over the mountains. Season by season, year after year, time passes, and the lies, like the aspens and evergreens that surround the town, take root and spread deep. Now, someone has uncovered the lies, and it is his murder that continues a chain of events that began almost 40 years ago.

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.

When Sienna Walker is nearly fired from the NYPD, the last thing she expects is a second chance in the one place she vowed never to return to. But she can’t afford to turn down the job offer, even if a painful familial past and a broken engagement hardly make Reno, Nevada, home sweet home. It’s made even less sweet by Sienna’s first case—a serial killer with a curious fixation on her. Along with his victims, the killer leaves perplexing clues and chilling journal entries addressed to Sienna detailing the murders he claims his mother committed.

In the rugged Pacific Northwest lies the Olympic National Forest - nearly a million acres of impenetrable darkness and impossible beauty. From deep within this old growth forest, a six-year-old girl appears. Speechless and alone, she offers no clue as to her identity, no hint of her past.

One night, Molly Clarke walked away from her life. She doesn't want to be found. Or at least, that's the story. The car abandoned miles from home. The note found at a nearby hotel. The shattered family that couldn’t be put back together. They called it a “walk away.” It happens all the time. Women disappear, desperate to leave their lives behind and start over. But is that what really happened to Molly Clarke?

Ellery Hathaway knows a thing or two about serial killers, but not through her police training. She's an officer in sleepy Woodbury, Massachusetts, where a bicycle theft still makes the newspapers. No one there knows she was once victim number 17 in the grisly story of serial killer Francis Michael Coben. The only victim who lived. When three people disappear from her town in three years, all around her birthday - the day she was kidnapped so long ago - Ellery fears someone knows her secret. Someone very dangerous.

Driving home one rainy night, Cassie Larkin sees a man and woman fighting on the side of the road. After calling 911, the veterinarian makes a split-second decision that will throw her sedate suburban life into chaos. Against all reason and advice, she gets out of her minivan and chases after the violent man, trying to help his victim. When Cassie physically tries to stop him, he suddenly turns on her and spits out an ominous threat: "Let her die, and I’ll let you live."

There are people in Edgewater, Oregon, who think that twenty years ago, Rachel Gaston got away with murder. But Rachel still has no idea how a foolish teenaged game turned deadly - or who replaced her soft pellet air gun with a real weapon. When a figure jumped out at her from the darkness, she fired without thinking. By the time she recognized her half-brother, Luke, it was too late.

Once a best-selling horror author, Paul Alenn is in a slump. His wife and daughter are across the country, moved away to the West Coast, leaving him alone in his Central Park-adjacent New York townhouse. When his sister calls, asking for help packing up his estranged mother’s house in his old hometown, Red Creek, he decides to put the past behind him and face his demons.

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.