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 two young boys discover human bones buried beneath a tree in a trailer park, Detective Josie Quinn races to join her team at the scene. She used to play in those woods as a child, happier outside and away from her abusive mother, Belinda Rose. Josie’s past crashes into her present when a rare dental condition confirms the bones belong to a teenage foster-child who was murdered 30 years ago. A girl named Belinda Rose.

Watching her friend dragged away in handcuffs, Josie couldn't believe for one second that Gretchen had killed that poor boy. Confession or not, someone else was involved. She would find out who... When the body of a young student is found on the driveway of a local Denton home, a photograph pinned to his collar, Detective Josie Quinn is first on the scene. The house belongs to Gretchen Palmer, a dedicated member of Josie’s team, missing for the last 24 hours. Working around the clock, Josie is stopped in her tracks when Gretchen hands herself in to the police. 

Arriving with her partner Noah for dinner at his family’s immaculate countryside home, Detective Josie Quinn is devastated to find Noah’s mother, Colette, lying lifeless in the back garden, her mouth clogged with soil. Searching the house for answers, Josie’s team don’t know what to make of the rosary beads buried in the dirt near the body or the hidden file labelled “Drew Pratt”, the small town of Denton’s most famous missing person.

When seven-year-old Lucy Ross is snatched from the carousel in Denton city park, Detective Josie Quinn joins the frantic search. She’s the one who finds Lucy’s sparkly butterfly backpack abandoned by the ticket booth, a note with a devastating message stuffed inside: Answer your phone, or your sweet little darling will die.... The next day, Lucy’s parents are filled with hope when they pick up a call which they think is from their babysitter - but instead it’s a chilling male voice on the line.

Detective Josie Quinn hasn’t heard from her sister since Trinity stormed out of the house in the heat of an argument three weeks ago. So, when human remains are found at the remote hunting cabin where Trinity was last seen, Josie can only assume the worst. Gathering her team, Josie feels a surge of relief when the dental records match a different body - that of a missing single mother from a neighboring town. But now Josie’s is not the only broken family desperate for answers.

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.  

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 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.

Gwen Proctor won the battle to save her kids from her ex-husband, serial killer Melvin Royal, and his league of psychotic accomplices. But the war isn't over. Not since Melvin broke out of prison. Not since she received a chilling text... You're not safe anywhere now. Her refuge at Stillhouse Lake has be-come a trap. Gwen leaves her children in the protective custody of a fortified, well-armed neighbor. Now, with the help of Sam Cade, brother of one of Melvin's victims, Gwen is going hunting.

Every season in Rockton seems to bring a new challenge. At least that's what Detective Casey Duncan has felt since she decided to call this place home. Between all the secretive residents, the sometimes-hostile settlers outside, and the surrounding wilderness, there's always something to worry about. While on a much needed camping vacation with her boyfriend, Sheriff Eric Dalton, Casey hears a baby crying in the woods. The sound leads them to a tragic scene: a woman buried under the snow, murdered, a baby still alive in her arms.

In spite of a harrowing past still haunting her, Gwen Proctor is trying to move forward. Until a new assignment gives her purpose: the cold-case disappearance of a young man in Tennessee. Three years missing, no clues. Just Ruth Landry, a tortured mother in limbo. Gwen understands what it’s like to worry about your children. Gwen’s investigation unearths new suspects…and victims. As she follows each sinister lead, the implications of the mystery grow more disturbing. Because the closer Gwen gets, the closer she is to a threat that looms back home.

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.

Gwen Proctor escaped her serial-killer husband and saved her family. What she can’t seem to outrun is his notoriety. Or the sick internet vigilantes still seeking to avenge his crimes. For Gwen, hiding isn’t an option. Not when her only mission is to create a normal life for her kids. But now, a threatened woman has reached out. Marlene Crockett, from the remote town of Wolfhunter, is panicked for herself and her daughter. When Gwen arrives in the small, isolated rural community, Marlene is already dead - her own daughter blamed for the murder.