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.

When secretary Annie Parkes is snatched from the street outside of her workplace, David Kane is tasked with finding her. Strong, highly skilled, and secretive, he’s a loner and an outsider; the only man the military trust to find Annie before her kidnappers make good on their promise to kill her. But as Kane pulls Annie from a derelict building, gunshots ringing through the deserted streets around them, he realizes rescuing her is just the beginning. He needs to keep her close to find out who is behind her capture, and to keep her safe.

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.

PI Bridget Hartley is obsessed with all things mystery. She even has a reputation for being Serenity’s go-to detective. With the exception of small-town drama and the occasional crime, life in Serenity is serene. Until a call from panicked parents searching for missing teens sets off a chain of events that no one could have foreseen. Could hormones and young love be the reasons for their abrupt disappearance? While searching for the missing lovebirds, Bridget stumbles upon a string of bizarre and unfortunate events. Events with potential connections to other missing teen couples.

There's not much that scares Annie Graham. Not even the horrors she has witnessed during her years on the police force. When she agrees to look after her brother's farmhouse, she finds herself drawn to the crumbling old mansion in the woods nearby. But an innocent exploration of the empty ruin and the discovery of the diary of former resident Alice leaves her more than a little spooked. She knows it holds the secrets to a dark past, and she has to find out more.

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.

It’s been five years since Detective Amanda Steele’s life was derailed by the tragic death of her young daughter. The small community of Dumfries, Virginia, may have moved on, but Amanda cannot. When the man who killed Lindsey is found murdered, she can’t keep away from the case.

Thirteen years ago, Winter Black came home early from a sleepover to find her parents brutally murdered and her little brother gone — taken by a serial killer called The Preacher. Now a rookie FBI agent assigned to her first murder case, Winter has returned to the small Virginia town where she grew up. But when bones found by a hunter lead to the discovery of a secret burial ground containing the remains of children, the investigation suddenly hits close to home as the past and future collide with each new shocking discovery.

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.

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.

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.

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.

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.

Detective Kara Quinn, on leave from the LAPD, is on an early morning jog in her hometown of Liberty Lake when she comes upon the body of a young nurse. The manner of death shows a pattern of highly controlled rage. Meanwhile in DC, FBI Special Agent Mathias Costa is staffing his newly minted Mobile Response Team. Word reaches Matt that the Liberty Lake murder fits the profile of the compulsive Triple Killer. It will be the first case for the MRT. This time, they have a chance to stop this zealous, if elusive, killer before he strikes again.

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.

Detective Mitch Tanner's life hangs in the balance. He clings to the daughter in his care. He agonizes over the disappearance of his son and estranged wife. Twelve months has yet to turn up a solid lead. While investigating the apparent accidental death of Dusty Anne Miller, Mitch and his partner Sam Foster find themselves in the middle of a fiendish plan that strikes too close to home. Running out of time, he plummets into the depths of darkness. And from there, he vows to bring the masterminds down, no matter the consequences.

It’s been five years since Detective Amanda Steele’s life was derailed by the tragic death of her young daughter. The small community of Dumfries, Virginia, may have moved on, but Amanda cannot. When the man who killed Lindsey is found murdered, she can’t keep away from the case.

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.

Ten years ago, fifteen-year-old Scarlett Crosby was held captive in a terrifying ordeal with a girl named Della. Scarlett escaped, their predator was killed, and Della simply vanished. Detective Kevin Dawson always wondered if Della even existed. A decade later, Scarlett is a successful artist. As hard as she tries to move on, the mysterious Della remains her inescapable obsession. Then a girl’s body is discovered—a link to Scarlett’s horrific past—and all her old traumas resurface. So does Della.

After a series of tragedies turned her world upside down, FBI Agent Spenser Song felt like a woman adrift in a sea of chaos. Her brush with death and the tragic murder of her husband left her questioning everything in her life. And when it became clear that Bureau politics will trump justice, Spenser realized she needed a fresh start.

When a man is shot in the head, Bree Taggert and her new partner, veteran detective Dana Romano, respond to the call. They break the news to the victim’s ex-wife and learn the estranged couple’s five-year-old daughter was supposed to have been with him. What starts as a murder investigation quickly morphs into a desperate search for a missing child. The case stirs memories of Bree’s own traumatizing childhood. To find the little girl, Bree will have to relive her own terrifying past.

Fourteen years ago, prosecutor Jessica Yardley's husband went to prison for a series of brutal murders. She's finally created a life with her daughter and is a well-respected attorney. She's moving on. But when a new rash of homicides has her ex-husband, Eddie, written all over them - the nightmares of her past come back to life.

Wesley Gates is down on his luck. He's drowning in debt. His demanding career isn't letting up. And, to top it all off, after years of ignoring their failing marriage, his wife has had enough. Heartbroken and in desperate need of a place to stay while he gives his wife the space she's asked for, Wes is shocked when he runs into a familiar face from his past.