DI Amy Winter is hoping to follow in the footsteps of her highly respected police officer father. But when a letter arrives from the prison cell of Lillian Grimes, one half of a notorious husband-and-wife serial-killer team, it contains a revelation that will tear her life apart. Responsible for a string of heinous killings decades ago, Lillian is pure evil. A psychopathic murderer. And Amy’s biological mother. Now, she is ready to reveal the location of three of her victims - but only if Amy plays along with her twisted game.

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.

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.

Elizabeth was a young widow with two small children when she met Congressman Richard Baker. Handsome and wealthy, with a sparkling public image, Richard seemed like the perfect man to provide the security that Beth and her kids were craving. But when she uncovers a dangerous secret about her new husband, Beth realizes he will go to any lengths - even murder - to keep it. After barely escaping with her life, she and her children flee.

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.

Tracy Crosswhite has spent 20 years questioning the facts surrounding her sister Sarah’s disappearance and the murder trial that followed. She doesn’t believe that Edmund House - a convicted rapist and the man condemned for Sarah’s murder - is the guilty party. Motivated by the opportunity to obtain real justice, Tracy became a homicide detective with the Seattle PD and dedicated her life to tracking down killers.

Wounded in the line of duty, former K9 Handler Maddie Castle finds herself back to square one. The bullet that shredded her leg took the life of her four-legged partner. The pain of recovery goes well beyond the daily physical torment she endures.

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.

Culpable in an exposé gone tragically wrong, investigative journalist Jupiter Bellarose takes her boss’s advice: head back to her hometown for a fluff piece and get her world in balance. But in Savannah, the past is waiting. Twenty years ago Jupiter’s mother, actress and celebrated beauty Marie Nova, was murdered, leaving many in her wake: Jupiter’s father, who has erased memories of his wife’s murder with alcohol. The matriarch of the cosmetics company who helped make Marie a star—and who takes every opportunity to reopen old wounds.

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.

When a teen falls while taking a selfie at the edge of a cliff, the last thing she sees before plummeting to her death is Katie Harmon, the nine-year-old girl she was babysitting, looking down at her. Investigators gather at the scene, and Katie’s mother, Sara, rushes to comfort her daughter. Yet there’s a small, secret ping of alarm in Sara’s heart that she cannot share—though rookie detective Kim Pierce senses it. For years, others have tried to unravel this secret. Now, Sara is consumed by her darkest fear—that the babysitter’s death was not an accident.

Coming from scandalous Florida treasure hunters and drug smugglers, Sloan McPherson is forging her own path, for herself and for her daughter, out from under her family’s shadow. An auxiliary officer for Lauderdale Shores PD, she’s the go-to diver for evidence recovery. Then Sloan finds a fresh kill floating in a canal - a woman whose murky history collides with Sloan’s. Their troubling ties are making Sloan less a potential witness than a suspect. And her colleagues aren’t the only ones following every move she makes. So is the killer.

Private investigator Jessica Shaw is used to getting anonymous tips. But after receiving a photo of a three-year-old kidnapped from Los Angeles twenty-five years ago, Jessica is stunned to recognize the little girl as herself. Eager for answers, Jessica heads to LA’s dark underbelly. When she learns that her biological mother was killed the night she was abducted, Jessica’s determined to solve a case the police have forgotten.

Lieutenant Abby Mullen is no stranger to crisis. As the hostage negotiation instructor for the NYPD, she deals with worst-case scenarios every day. Nothing fazes her anymore. That all changes when she gets a call from Eden Fletcher, a fellow survivor of the infamous Wilcox cult. The two haven’t spoken since the night of a tragic, fiery massacre, when their paths diverged. But now Eden needs Abby’s help: someone has kidnapped her son and is demanding a $5 million ransom. As Abby throws herself into the case, she can’t help but wonder why the kidnapper has targeted Eden.

Recently engaged and deeply ensconced in her third year of surgical residency in Chicago, Emily Hartford gets a shock when she is called home to Freeport, Michigan, the small town she fled a decade ago after the death of her mother. Her estranged father, the local medical examiner, has had a massive heart attack. At the hospital, she finds her father in near total denial of the seriousness of his condition. He insists that the best thing Emily can do to help him is to take on the autopsy of a senator's teen daughter whose sudden, unexplained death has just rocked the sleepy town.

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.

Clare Fergusson, St. Alban's new priest, fits like a square peg in the conservative Episcopal parish at Miller's Kill, New York. She is not just a "lady"; she's a tough ex-Army chopper pilot, and nobody's fool. Then a newborn infant left at the church door brings her together with the town's police chief, Russ Van Alstyne, who's also ex-Army and a cynical good shepherd for the stray sheep of his hometown.

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.

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.

Nobody knows what happened to Sarah Cook. The beautiful blonde teenager disappeared 15 years ago, the same night her parents were brutally murdered in their suburban Ohio home. Her boyfriend, Brad Stockton - black and from the wrong side of the tracks - was convicted of the murders and is now on death row. Though he's maintained his innocence all along, the clock is running out. His execution is only weeks away when his devoted sister insists she spied Sarah at an area gas station.

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.

It was summer in the mountains when five small children vanished from their nursery school picnic. The heat was stifling that day, the tinkle of an ice-cream van in the air.... Three-and-a-half years later, in the dead of winter, the children are returned to their families...one by one. All except for Ivy - the granddaughter of Homicide Detective Kate Wakeland. The other four children say Ivy is dead.

A twister, a kidnapping, and a murder - oh my! Scumble River may never be the same. For school psychologist Skye Denison, there's certainly no place like home. When a violent tornado devastates her small hometown of Scumble River, she can't see how the community will ever recover - especially since town councilman Zeke Lyons appears to have perished in the twister. But things get even worse for Skye when her police chief husband, Wally, disappears in the midst of investigating Zeke's death, and evidence arises pointing to foul play.

Lyla Moody loves her sleepy little town of Sweet Mountain, Georgia. She likes her job as a receptionist for her uncle's private investigative firm, her fellow true-crime obsessed Jane Doe members are the friends she's always wanted, and her parents just celebrated their 50th wedding anniversary. But recently, with her best friend Melanie on vacation and her ex-boyfriend and horrible cousin becoming an item and moving in next door to her, her idyllic life is on the fritz. The cherry on top of it all is finding Carol, a member of the club, dead and shoved into a suitcase.

Snow falls softly outside Molly Bradley’s home on a frigid January night. Inside, half a dozen close friends are gathered to celebrate the fortieth birthday of Molly’s psychologist husband, Jay. Candlelight gleams against dark wood, wine flows, and the house rings with laughter. Everybody loves Jay, Molly most of all. Yet next morning, Molly discovers Jay dead on the floor of his office, his throat brutally slashed.

Fifteen years ago, Blair's best friend Molly was murdered. Fifteen years ago, Adrian Jones went to prison for it. Fifteen years ago, the real killer got away with it. And now, Blair's terminally ill sister has made a devastating deathbed confession, which could prove that the wrong man has been imprisoned for years - and that Molly's killer is still out there. Blair's determined to find him, but the story behind Molly's death is more twisted than she could imagine. If she isn't careful enough, the killer will ensnare her and bury Blair with his secret.

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.

Thirty years ago, Wilde was found as a boy living feral in the woods, with no memory of his past. Now an adult, he still doesn't know where he comes from, and another child has gone missing. No one seems to take Naomi Pine's disappearance seriously, not even her father - with one exception. Hester Crimstein, a television criminal attorney, knows through her grandson that Naomi was relentlessly bullied at school. Hester asks Wilde - with whom she shares a tragic connection - to use his unique skills to help find Naomi.

Popular podcaster and ex-reporter Faith Byrne has made a name for herself telling stories of greatness after tragedy—but her real life does not mirror the stories she tells. When she's asked to spotlight her childhood best friend's missing person case on her podcast, she uncovers desperate secrets and must face the truth before she can move forward.

Adams County, Alabama, is a friendly place where everyone knows each other—but not well enough, it seems. Someone among them is a serial killer who first romances, then stalks, kidnaps, and kills his victims. It's the first big case for sheriff Bernie Granger, and a chance to prove herself to her new partner, Memphis police detective Jim Norton. But this killer is uncannily smart. It's as if he knows what Bernie is thinking. And his next move is more than shocking—it's chillingly personal.