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.

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.

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.

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.

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.

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 she was just 12 years old, Mackenzie Price came home to find her father bleeding to death on the kitchen floor. She will never forget that night, nor what her mother asked her to do.... Twenty years later, Detective "Mack" Price is back in Lakemore, despite vowing never to return. Determined to atone for the sins of the past, she is unstoppable in her quest for justice.

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.

When a woman's body is discovered in a cathedral and hours later a young man is found hanging from a tree outside his home, Detective Lottie Parker is called in to lead the investigation. Both bodies have the same distinctive tattoo clumsily inscribed on their legs. It's clear the pair are connected, but how? The trail leads Lottie to St Angela's, a former children's home, with a dark connection to her own family history. Suddenly the case just got personal.

Twenty years ago Emily Mills's father was murdered, and she found his body hanging in the backyard. Her younger sister, Madison, claims she was asleep in her room. Her older sister, Tara, claims she was out with friends. The tragedy drove their mother to suicide and Tara to leave town forever. The killer was caught. The case closed. Ever since, Emily and Madison have tried to forget what happened that night - until an eerily similar murder brings it all back.

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.

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.

When Penny Matthews, a seven-year-old girl with blonde curls and a gap-toothed smile, goes missing in the Appalachian mountains, Detective Ellie Reeves is called straight to the scene. According to Penny’s parents, their daughter vanished after a picnic by the creek. All that’s left behind is a pink friendship bracelet etched with “Penny”.

Deborah Jenkins pulls her coat around her as she sets out on her short walk home in the pouring rain. But she never makes it home that night. And she is never seen again.

Four years later, an abandoned baby girl is found wrapped in dirty rags on a doorstep. An anonymous phone call urges the police to run a DNA test on the baby. But nobody is prepared for the results. The newborn belongs to Deborah. She’s still alive.

Two little girls stand with their heads bowed in my living room. I’m told they’re my granddaughters. Daisy is nine, and Alice seven. Daisy is the spitting image of her mother. This is the first time I’ve met them since my daughter and I fell out after she married that waste of space, Vince. They’ve come to live with me because their mother — my daughter — was murdered. In her own home while they slept close by. I think Vince killed her. But the police can’t prove it. I’ve always known he was no good. He treated my daughter like dirt. I said he’d cheat on her — but she wouldn’t listen.

Lowen Ashleigh is a struggling writer on the brink of financial ruin when she accepts the job offer of a lifetime. Jeremy Crawford, husband of best-selling author Verity Crawford, has hired Lowen to complete the remaining books in a successful series his injured wife is unable to finish. Lowen arrives at the Crawford home, ready to sort through years of Verity's notes and outlines, hoping to find enough material to get her started. What Lowen doesn't expect to uncover in the chaotic office is an unfinished autobiography Verity never intended for anyone to read.

Who is Audrey Hoedemaker? It's a question her sister Maureen has heard more times than she can count, and she doesn't know what the short answer would be. Little sister, troubled teen, backpacker, musical theatre coach, con artist, childcare worker. Murderer. A tragic, traumatic childhood casts a long shadow on the Hoedemaker sisters. Maureen has worked hard to move beyond the violence of the past and build a good, honest life for herself. Audrey, however, just can't seem to do the same, careening from one state of chaos to another.

After the killing of a prominent mob lawyer, NYPD homicide detectives Jacob Jackson and Caitlin Grimes start receive chilling, written “rules” for how to commit the perfect murder. "Rule number one for the perfect murder: Evidence is your enemy. Leave none behind." Jackson (Reid Scott) and Grimes (Cobie Smulders) race to find the killer, setting them on a collision course with the city’s crime underbelly, and a perpetrator who seems happy to toy with them. “Rule number two. No crimes of passion. The perfect murder is always business, never pleasure.”

Kidnappers grabbed Jenna in broad daylight, right in front of her children and their horrified classmates. Her family was issued an insane ransom demand: $25 million in cash and jewels, payable by the end of the school day, otherwise they’ll never see her again. As Jenna’s mother scrambles to gather the money, detectives Mo Butler and George Ortega follow the trail of the kidnappers, which will lead them through a sordid landscape of jealous lovers, broken dreamers, and twisted schemers. But every second counts, and there’s one thing Jenna Wade doesn’t have: very much time.

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.

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.

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.

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.