Heavy rain pours on the small town of Denton causing the riverbanks to break and the body of a young girl to float quietly to the surface. With no crime scene to examine, the odds are against Detective Josie Quinn and her team. Mercifully, the victim’s body is perfectly preserved, right down to the baseball patch on the jacket she is wearing. Josie can’t hide her devastation - her dead ex-husband, Ray, owned one just like it.  

Elle Castillo once trained as a social worker, supporting young victims of violent crime. Now, she hosts a popular true crime podcast that focuses on cold cases of missing and abducted children. After four seasons of successfully solving these cases in Minnesota’s Twin Cities, Elle decides to tackle her white whale: The Countdown Killer. Twenty years ago, TCK was terrorizing the community, kidnapping and ritualistically murdering three girls over seven days, each a year younger than the last. 

Newly divorced and with his career in jeopardy, Detective Connor Parks takes solace in the arms of a beautiful woman he meets at a bar. The next morning, Claire Fletcher is gone, leaving nothing behind but an address and a decade-old mystery. The address leads to the Fletcher family home, where Claire's siblings inform Connor that their 15-year-old sister was abducted from a city street 10 years ago and is presumed dead.

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 Claire sees a car full of children careen into a river, she rushes to the rescue. But the driver, a mother named Leah Holloway, prefers to drown. For Claire and her ex, Detective Connor Parks, it doesn't add up. What would motivate a woman with a beautiful family and a successful career to resort to such unspeakable extremes? What Connor finds out confirms Claire's suspicions of something dreadful behind Holloway's picture-perfect facade: a link between the terrified mother and a serial strangler targeting Sacramento soccer moms.

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 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”. 

When a body is found stuffed into a barrel at a garbage dump, covered in long red lacerations, Detective Jenna Alton and her new deputy, David Kane, rush to the scene. Nothing ever happens in the small American town of Black Rock Falls, so Jenna believes the victim must be one of two recent missing persons, and she fears for the life of the other. Both were strangers to the town, but there's nothing else to link them. Jenna knows someone must have seen something, but no one's talking.

FBI special agent Mercy Kilpatrick has been waiting her whole life for disaster to strike. A prepper since childhood, Mercy grew up living off the land — and off the grid — in rural Eagle’s Nest, Oregon. Until a shocking tragedy tore her family apart and forced her to leave home. Now a predator known as the cave man is targeting the survivalists in her hometown, murdering them in their homes, stealing huge numbers of weapons, and creating federal suspicion of a possible domestic terrorism event. 

As a sniper with the elite Massachusetts State Police SWAT Team, Bobby Dodge saved a woman and her young son by shooting her armed husband. But vicious rumors begin to circulate the next morning when Bobby loses his gun and his privileges. It turns out the dead man was the son of a prominent Boston judge and had accused his wife of poisoning their son.

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.

Plagued by traumatic childhood memories, crime reporter Sawyer Brooks still struggles to gain control of her rage, her paranoia, and her life. Now, after finally getting promoted at work, she is forced to return home and face her past. River Rock is where she’d been abandoned by her two older sisters to suffer alone, and in silence, the unspeakable abuses of her family. It’s also where Sawyer’s best friend disappeared and two teenage girls were murdered. Three cold cases dead and buried with the rest of the town’s secrets.

Former movie star Jenna Hughes left Hollywood for an isolated farm in Oregon to get away from fame. But someone has followed her - an obsessed fan whose letters are personal and deeply disturbing. And while Jenna's already shaken up by what she's seen on paper, she'd be terrified if she knew what Sheriff Shane Carter is investigating. It's a shocking case that started with the discovery of a dead woman in the woods. Now two more women are missing, one of whom bears a striking resemblance to Jenna... 

Caroline Blakely is certain of two things: She was happy with her life as a first grade school teacher, and she can never, ever return to it. After discovering a shocking truth about her father, the wealthy businessman at the helm of Blakely Oil, she’s on the run - a difficult feat given her father’s endless resources and connections. With the help of friends, Carly is able to secure a new identity, but her attempts to keep a low profile are blown to bits when she gets stuck in Drum, Tennessee.

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.