On a summer afternoon in 1998, six-year-old Iris Neff walked away from a barbecue in her small suburban town...and vanished. Missing persons investigator Brenna Spector has a rare neurological disorder that enables her to recall every detail of every day of her life. A blessing and a curse, it began in childhood, when her older sister stepped into a strange car never to be seen again, and it’s proven invaluable in her work. But it hasn’t helped her solve the mystery that haunts her above all others - and it didn’t lead her to little Iris.

For 13 days in 1976, teenage murderers April Cooper and Gabriel LeRoy terrorized Southern California's Inland Empire, killing a dozen victims before perishing themselves in a fire...or did they? More than 40 years later, 20-something podcast producer Quentin Garrison blames his troubled upbringing on the murders. And after a shocking message from a source, he has reason to believe April Cooper may still be alive.

A seemingly open-and-shut police case with a clear-cut hero and villain turns out to be anything but simple. Late one night in the quiet Hudson Valley town of Havenkill, a distraught woman stumbles into the police station - and lives are changed forever. Aimee En, once a darling of the '80s pop music scene, claims that a teenage boy stole her car, then ran over another young man who'd rushed to help. As Liam Miller's life hangs in the balance, the events of that fateful night begin to come into focus. But is everything as it seems?

Camille Gardener is a grieving - and angry - mother who, five years after her daughter’s death, is still obsessed with the privileged young man she believes to be responsible. When her rash actions draw the attention of a secret group of women - the collective - Camille is drawn into a dark web where these mothers share their wildly different stories of loss as well as their desire for justice in a world where privilege denies accountability. Fueled by mutual rage, the collective members devise and act out retribution fantasies via anonymous, highly coordinated revenge killings.

On June 28, 1980 - the hottest night of the year - Kelly Michelle Lund shoots and kills Oscar-nominated director John McFadden at a party in his home...and instantly becomes a media sensation, her chilling smile fodder for national nightmares. For years speculation swirls over the enigmatic 17-year-old's motives, information she's refused to share. Convicted of the murder, she loses her youth and her freedom - but keeps her secrets to herself.

What would you do if the man of your dreams hides the soul of a killer? Jim Beckett was everything she'd ever dreamed of...But two years after Tess married the decorated cop and bore his child, she helped put him behind bars for savagely murdering ten women. Even locked up in a maximum security prison, he vowed he would come after her and make her pay. Now the cunning killer has escaped - and the most dangerous game of all begins....

A girl with a secret. Longbill Beach, 1982. Emily Vaughn gets ready for the prom. For an athlete, who is smart, pretty and well-liked, this night that should be the highlight of her high school career. But Emily has a secret. And by the end of the evening, that secret will be silenced forever. Forty years later, Emily’s murder remains a mystery. Her tight-knit group of friends closed ranks; her respected, wealthy family retreated inwards; the small town moved on from her grisly attack. But all that’s about to change.

At a Texas county fair, children’s book author Elle Portman is enjoying a rare night out with her favorite cowboy: her two-year-old son, Charlie. But just as they’re about to head home, the unthinkable happens: a shooter opens fire into the crowd, causing widespread panic to erupt all around them. Also caught in the melee is corporate consultant Calder Hudson. When he wakes up in the hospital, he's told he's lucky. Others didn't fare we well, which instills in Calder a furious determination to get justice.

A small Georgia town erupts in panic when a young college professor is found brutally mutilated in the local diner. But it's only when town pediatrician and coroner Sara Linton does the autopsy that the full extent of the killer's twisted work becomes clear. Sara's ex-husband, Police Chief Jeffrey Tolliver, leads the investigation - a trail of terror that grows increasingly macabre when another local woman is found crucified a few days later.

In the early hours of a summer morning, a young woman steps into the path of an oncoming bus. A tragic accident? Or suicide? At the center of this puzzle is Adrian Wolfe, a successful architect and grief-stricken widower, who, a year after his third wife's death, begins to investigate the cause. As Adrian looks back on their brief but seemingly happy marriage, disturbing secrets begin to surface. The divorces from his two previous wives had been amicable, or so it seemed; his children, all five of them, were resilient as ever, or so he thought.

Sisters. Strangers. Survivors. More than 20 years ago, Claire and Lydia's teenaged sister Julia vanished without a trace. The two women have not spoken since, and now their lives could not be more different. Claire is the glamorous trophy wife of an Atlanta millionaire. Lydia, a single mother, dates an ex-con and struggles to make ends meet. But neither has recovered from the horror and heartbreak of their shared loss—a devastating wound that's cruelly ripped open when Claire's husband is killed.

Frankie Elkin is an average middle-aged woman, a recovering alcoholic with more regrets than belongings. But she spends her life doing what no one else will - searching for missing people the world has stopped looking for. When the police have given up, when the public no longer remembers, when the media has never paid attention, Frankie starts looking. A new case brings her to Mattapan, a Boston neighborhood with a rough reputation. She is searching for Angelique Badeau, a Haitian teenager who vanished from her high school months earlier.

Sadie and Will Foust have only just moved their family from bustling Chicago to a coastal island in Maine when their neighbor Morgan Baines is found dead in her home. The murder rocks their tiny coastal island, but no one is more shaken than Sadie. But it’s not just Morgan’s death that has Sadie on edge. And as the eyes of suspicion turn toward the new family in town, Sadie is drawn deeper into the mystery of what really happened that dark and deadly night.

A fresh start. That's what Becca hoped the move from New York to Redemption, Wisconsin would be for her troubled family. A way to get her crumbling marriage back on track, and to bond with her difficult 16-year-old stepdaughter. But instead of a new beginning, Becca is thrust into a mysterious past she barely remembers. A past that includes the complications of interacting with her old teenage crush, Daniel, as well as living in her aunt's old house. A house with a violent past. A house the locals swear is haunted.

Leigh Collier has worked hard to build what looks like a normal life. She has a good job as a defense attorney, a daughter doing well in school, and even her divorce is relatively civilized - her life is just as unremarkable as she’d always hoped it would be. But Leigh’s ordinary life masks a childhood that was far from average...a childhood tarnished by secrets, broken by betrayal, and finally torn apart by a devastating act of violence.