Alison, Julie, Sarah, Heather. Four friends living the suburban ideal. Their jobs are steady, their kids are healthy. They're as beautiful as their houses. But each of them has a dirty little secret, and hidden behind the veneer of their perfect lives is a crime and a mystery that will consume them all.

Holly Kendrick’s husband is dead. Holly saw it all. In one violent moment, a hit-and-run accident turns Holly’s life upside down. Then a fixer for the high-powered guilty party approaches Holly with an offer she is in no position to refuse. Holly and her daughter, Savannah, will want for nothing, beginning with a luxury dream house - all for the price of their silence. But when their sudden appearance in privileged Calabasas, California, piques the curiosity of neighbors, the price becomes greater than they imagined.

As I sit in her dimly lit bedroom, surrounded by flickering candles, I feel the crushing weight of my daughter’s absence. It's been two years since Layla was murdered. The police have searched tirelessly for her killer, but they've found nothing – it's like whoever did it vanished into thin air. My once-perfect marriage is falling apart, we can hardly look at each other anymore. Our ten-year-old son Gale is struggling. He’s changed since she died. He’s more secretive and also…

Jason Bennett is a suburban dad who owns a court-reporting business, but one night, his life takes a horrific turn. He is driving his family home after his daughter’s field hockey game when a pickup truck begins tailgating them, on a dark stretch of road. Suddenly two men jump from the pickup and pull guns on Jason, demanding the car. A horrific flash of violence changes his life forever.

It's August 1984, and paperboy Christopher Stewart has gone missing. Hours later, 12-year-old Sammy Cox hurries home from his own paper route, red-faced and out of breath, hiding a terrible secret. Crystal, Sammy's 17-year-old sister, is worried by the disappearance but she also sees an opportunity: the Stewart case has echoes of an earlier unsolved disappearance of another boy, one town over. Crystal senses the makings of an award-winning essay, one that could win her a scholarship - and a ticket out of their small Iowa town.

The white-washed Italian villa is perfect. I thought it might feel odd, living in a stranger’s house for the summer, but as my husband and children swim in the infinity pool, I start to relax. And then, in the back of a wardrobe, I find something that shatters everything.... Sparkling green eyes, square jaw, lopsided smile. A young man with his arm around a beautiful woman. The picture is old and faded, but I’d recognize him anywhere. The man is my husband.

Julia Blythe is starting again. After blowing the whistle on a fellow surgeon at her hospital, resulting in him being let go, she found herself illegally bullied from the job by her male colleagues who closed ranks against her. No longer willing to endure their campaign of smears and intimidation, she packs her family up and moves to Devon, to start a new life in a new hospital. To Nathan Sloan, who abuses his role as a surgeon as fully and freely as he can, she couldn’t be more perfect.

Alice Hunter is smarting from the raw deal life has thrown her way: suddenly single, jobless and forced to move home to her parents' tiny seaside town. And now she faces an uncomfortable truth. She wants her twin sister Libby's enviable life. Libby's closest friend Jess Dekic has been around the Hunter family for so long she might as well be blood. She's always considered herself a sister closer to Libby than Alice ever could be.

Annie Beyers has everything - a beautiful house, a loving husband, and an adorable daughter. It’s a day like any other when she takes Hannah to the pediatrician…until she wakes hours later from a car accident. When she asks for her daughter, confused doctors tell Annie that Hannah never existed. In fact, nothing after waking from the crash is the same as Annie remembers. Five happy years of her life apparently never happened.

After decades of pushing away traumatic memories from childhood, Colette De Luca is ready to start a family of her own. It’ll be healthy, a wish come true, with a man she believes is the love of her life. Thankfully, she thought ahead when she was younger and froze her eggs for this very moment. Greta O’Brien, a wealthy hedge-fund manager, is forced to confront the making of her own family when tragedy strikes her twin teenage sons.

Grace Holloway keeps to herself. Since narrowly escaping death at the hands of the man who kidnapped her, she’s thrown herself into the small inn she runs in Rock Harbor, Maine. It’s quiet, quaint and, in the off-season, completely isolated—the perfect place for Grace to keep her own secrets. But Grace isn’t the only one with something to hide, and Rock Harbor isn’t just a sleepy vacation town. Someone is taking young women—girls who look an awful lot like Grace did when she was kidnapped so many years ago.

Helen Bird will stop at nothing to find Henry, her musician son who has mysteriously disappeared in upstate New York. Though the cops believe Henry’s absence is voluntary, Helen knows better. While she searches for him—joined finally by police—Jonah is born to Lucie and Matt Pressman of Manhattan. Lucie does all she can to be the kind of loving, attentive mother she never had, but can’t stop Jonah’s night terrors or his obsession with the imaginary “other mom and dog” he insists are real.

I only try on one of Nina’s pristine white dresses once. Just to see what it’s like. But she soon finds out...and by the time I realize my attic bedroom door only locks from the outside, it’s far too late. But I reassure myself: The Winchesters don’t know who I really am. They don’t know what I’m capable of....

Newlyweds Lina and Cain don’t make it out to their property on gorgeous Lake Tarawera as often as they’d like, so when Cain suggests they rent the house out to vacationers, Lina reluctantly agrees. While the home has been in her family for generations, they could use the extra money. And at first, Lina is amazed at how quickly guests line up, and at how much they’re willing to pay. But both Lina and Cain have been keeping secrets, secrets that won’t be put off by fresh paint or a new alarm system. And someone has been watching them.

Emily, a popular but bookish prep school senior, goes missing after a night out with friends. She was last seen leaving a party with Alex, a football player with a dubious reputation. But no one is talking. Now three mothers, Catherine, Leslie and Morgan, friends turned frenemies, have their lives turned upside down as they are forced to look to their own children—and each other’s—for answers to questions they don’t want to ask.