The annual Halloween block party is the pinnacle of the year on idyllic suburban cul-de-sac Ivy Woods Drive. An influential group of neighborhood moms—known as the Ivy Five—plans the event for months. Except the Ivy Five has been four for a long time. When a new mother moves to town, eager to fit in, the moms see it as an opportunity to make the group whole again. This year's block party should be the best yet... until the women start receiving anonymous messages threatening to expose the quiet neighborhood's dark past—and the lengths they've gone to hide it.

We all have that friend—the one who doesn't quite belong. Dinah Marshall is that person and knows it. After someone drops out, she's invited to spend the weekend at a luxury holiday home with women she's known since university. However, the gulf between them has widened since then, and Dinah is conscious of being the only one with no money, career, partner or children. Feeling like an outsider, she takes to snooping around the house.

Perla Wultz lives with her husband, Grant, and their precious daughter, Sophie, in a gated Pasadena community. Affluent, sociable, and accomplished, Perla plays the part of loving wife and mother to perfection. It seems an ideal life, if not for a decades-old crime that has become Perla’s dark and consuming secret obsession. Twenty-three years ago, Leewood Folcrum confessed to murdering two young girls during a birthday party. Though he’s been condemned to a life sentence, his crime is not forgotten.

Neighbors Gwen, Aimee, and Lisa share more than playdates and coffee mornings on their tranquil street in East Bethesda. They confide their deepest secrets, navigate the challenges of motherhood together, and provide a support system that seems unbreakable. But when Gwen's husband is found murdered after one of their weekly Friday night dinners, the peaceful quiet of their cul-de-sac shatters. The seemingly idyllic world of the three close-knit mom friends becomes a web of deception, betrayal, and revenge.

Janie needs a break: her baby won’t sleep, she’s struggling with motherhood, and a secret from her past threatens to tear her new family apart. So when her partner, Max, offers to do their baby’s feedings that night so she can finally get some sleep, she jumps at the chance. But when Janie wakes up at three a.m., her daughter is screaming alone in her bassinet…Max has vanished. Alone with a newborn and desperate for answers, Janie searches for Max, but the more she learns about the man she loves, the more she wonders how well she knew him at all.

When Anna Hartley’s husband, Henry, calls her with a terrible, guilty confession, she can’t believe what she hears. It has to be a bad joke—the mild, predictable artist she married would never hurt a fly, let alone commit murder. But her confusion turns to horror when police find his body washed up on the banks of the Rio Grande.

Your husband was involved in a fatal accident. One horrific sentence, delivered in an impersonal phone call, changes Celine Thompson’s life in a second. But when she’s asked to identify his body, what she discovers sends everything she thought she knew about her life crashing down. This man is not my husband. But who was the man who died driving Tate’s car? How did he have Tate’s possessions and, more importantly, why do they sport identical tattoos?

When Hannah and Jasper move to Silverbanks, a luxury gated neighbourhood, it’s a dream come true. This house, with its floor-to-ceiling glass doors, direct access to the sandy beach, and close-knit, caring community, will be the perfect place to raise their precious daughter, Pia. And then Hannah meets her next-door neighbour. The flicker of recognition in his eyes only lasts for a second, but it’s enough. Suddenly, her safe haven has become the most dangerous place she could be. Unless she does something about it.

When single mom Jo Dykstra was at her lowest—jobless and penniless—her childhood friend Dana McFarlane helped her out big-time by securing her a teaching job and thus an opportunity for a new life in the affluent Pacific Northwest town of Glebes Bay. So, when Jo gets a frantic late-night call from Dana, sobbing and desperate for help, it feels like a chance to help her friend in return.

My handsome husband Tom. You've given me everything our beautiful son and our perfect new seaside home. I want to trust you, but I know you haven't been honest about why you really wanted to move here. I haven't been honest with you either.

It was a mistake to trust him. Shivering and bruised, a teen wakes up on the side of a dirt road with no memory of how she got there—or who she is. The police don’t know where she came from until a frantic man arrives at the station. He’s been searching for her for hours. He has her school ID, her birth certificate, and even family photos.

It was supposed to be the happiest time of their lives. But for newlywed Stella, the dream honeymoon has turned into a nightmare overnight. Her perfect husband, Austin, has vanished without a trace. Alone in Venice, Stella frantically searches for him. But as fear turns into confusion, she finds herself questioning everything she knows about the man she married. Has Austin really abandoned her, or has someone from his past finally caught up with him—the business partner he threatened to sue? The obsessive ex-girlfriend who refuses to let go?

Talia Kemper is on death row for murdering her husband. She had an alibi and no known motive, yet Talia’s unwavering protestations of innocence have always been ignored. Then one day in the visiting area, she sees a recognizable stranger she’s certain is her husband. It turns out the man she’s been convicted of killing may not be dead after all. But as the days tick away toward Talia’s execution, what will it take for her to be believed?

After experiencing a terrible loss, New York City psychiatrist Meredith McCall feels painfully adrift. When she crosses paths with a man with whom she has a tragic connection, she follows him, sparking an unhealthy obsession with Gabriel Wright. How is he doing so well while her life is in shambles? But when Gabriel walks into her office as a patient, seemingly unaware of who she is, she knows it crosses all ethical and moral bounds to treat him. Yet, Meredith can’t bring herself to turn him away and becomes further entangled.

The day I was told I’d never be able to have a child, my world came crashing down. My husband says he still loves me, but I lie awake at night, wishing we could have a family. One morning, my husband’s side of the bed is cold and empty. I hear a noise and head downstairs. In the middle of the rug in my living room is a wooden drawer. Swaddled inside, with perfect rosy cheeks and beautiful round blue eyes, a baby gazes up at me.

Kerry’s life is in shambles: Her husband has left her, her drinking habit has officially become a problem, and though the deadline for her big book deal—the one that was supposed to change everything—is looming, she can’t write a word. When she sees an ad for a caretaker position at a revitalized roadside motel in the Catskills, she jumps at the chance. It's the perfect getaway to finish her book and start fresh. But as she hunkers down in a blizzard, she spots something through the window: a pale arm peeking out from a heap of snow.

Janie needs a break: her baby won’t sleep, she’s struggling with motherhood, and a secret from her past threatens to tear her new family apart. So when her partner, Max, offers to do their baby’s feedings that night so she can finally get some sleep, she jumps at the chance. But when Janie wakes up at three a.m., her daughter is screaming alone in her bassinet…Max has vanished. Alone with a newborn and desperate for answers, Janie searches for Max, but the more she learns about the man she loves, the more she wonders how well she knew him at all.

When Kiersten McCann, president of the West Hollywood Moms’ Club, turns up dead in her own pool, it quickly becomes clear this wasn’t an accident. And the party guests—all members of the exclusive club—are now key suspects in her murder. Accusations fly, and three mothers find themselves at the center of the investigation. Whitney, Brooke, and Jade all have heavy secrets to bear…and possible motives for their friend’s murder. But as the police look closer, more secrets, betrayals, and sinister plots are revealed than the women could ever imagine.

When Alex invites new to the neighborhood Cleo Baird to join her tight-knit playgroup, Cleo can’t believe her luck and knows she has just the “in” she’s been hoping for. But it isn’t just luck. As the women grow closer and Alex shares more secrets, she doesn’t realize Cleo is keeping secrets of her own. It’s no coincidence that Cleo and her daughter moved to Oak Valley. Cleo came to town with a specific goal in mind: to destroy Alex’s enviable and seemingly perfect life.

When freshly engaged Austyn Murphy and Lowell Bass receive the news that Lowell's parents have died unexpectedly, they set out for the historic Bass estate to handle their affairs and lay the former heads of the family to rest. Enshrouded in layers of secrecy and tradition, the Bass estate, and the family residing within its walls, give anything but a warm welcome. When the idea of staying in the home permanently is brought up, Austyn witnesses a side of her future husband she's never seen before.

After her son, Lydan, suffers traumatic injuries in a school shooting, single mom Elisabeth Ross grows enraged at men in power. If they won’t do anything to help end this epidemic of violence, she will. Believing it’s her destiny, she sets out to awaken the world to the cowards these men are and commits her own shocking act of violence.

Amanda Davis has it all: a beautiful home, a thriving career, and a charismatic husband who is the darling of television news. But when Paul kills someone in a disturbing accident, Amanda’s perfect world shatters. Pulled into a web of manipulation, deceit, and dark secrets, she becomes his unwilling accomplice, trapped in a twisted, dangerous existence that tests the limits of love and loyalty.

When Julie Buckley, a successful mystery writer, suspects her husband of cheating, she turns to her best friend, Darby, for advice. When Darby suggests couples therapy, Julie and Oliver find themselves discussing Oliver’s betrayal with their new therapist, Liza. Liza is competent and reassuring, and her advice and Oliver’s openness to change seem to be helping the couple rebuild their relationship.

Jane is unhappy. A struggling midlist writer whose novels barely command four figures, she feels trapped in an underwhelming marriage, just scraping by to pay a crippling Bay Area mortgage for a house—a life—she's never really wanted. There's only ever been one person she cared about, one person who truly understood her: Thalia. Jane's best and only friend nearly a decade ago during their Creative Writing days at Oxford.

New friends Sam, Margaret and Diana are thrilled to be getting out of the city for a girls’ weekend - they’ve bonded over their messy divorces, and every mile on the odometer feels like another step towards putting their exes in the past. But when car trouble halfway into their trip strands them in the most unlikely of mountain towns, they come face-to-face with the hurts and betrayals they were so desperate to leave behind. When Diana doesn't return home after a night out, Sam and Margaret's search for her reveals just how little they know about their friend.

Brecken Hill in upstate New York is an expensive place to live. You have to be rich to have a house there, and Fred and Sheila Merton certainly are rich. But even all their money can't protect them when a killer comes to call. The Mertons are brutally murdered after a fraught Easter dinner with their three adult kids. Who, of course, are devastated.

Anne is barely keeping it together. A frazzled ghostwriter and aspiring novelist, she juggles nine-year-old twins and a listless marriage from an overcrowded Manhattan apartment, spreading herself thinner each day. Just as Anne is about to give up on her dreams, she lands her biggest client yet: Melody Wells. Melody paints a picture of serenity and empowerment in the lavender haze of her visualization workshops—however, the one thing she can’t manifest are the pages her publisher is demanding for her new motivational book. Enter Anne.

Twenty years after a baby is stolen from a stroller, a woman is murdered in a care home. The two crimes are somehow linked, and a good bad girl may be the key to discovering the truth. Edith may have been tricked into a nursing home, but at eighty-years-young, she’s planning her escape. Patience works there, cleaning messes and bonding with Edith, a kindred spirit. But Patience is lying to Edith about almost everything. Edith’s own daughter, Clio, won’t speak to her. And someone new is about to knock on Clio’s door…and their intentions aren’t good.

Annabel, Esther, Tanya, and Chloe are best friends—or were, as children. Despite drifting apart in adulthood, shared secrets have kept them bonded for better or worse, even as their childhood dreams haven’t quite turned out as they’d hoped. Then one day they receive a wholly unexpected—but not entirely unwelcome—invitation from another old friend. Poppy Greer has invited them all to her extravagant bachelorette party: a first-class plane ticket to three days of white sand, cocktails, and relaxation on a luxe private island in the Bahamas.

When Emma meets Matthew, a kind, handsome widower, he seems to be just what she needs. Yet as their relationship moves fast, Emma’s friends worry she might be exploited. She’s a rich woman after all. Emma doesn’t care Matthew has no money. But as the memory of his perfect first wife hangs over them, Emma does have one tiny doubt. If Matthew’s wife hadn’t died, he wouldn’t be with her. And Emma wonders if she’s second best. Can she ever fill the dead woman’s shoes?