Becoming a stepmother is the best thing that ever happened to me. My favorite part of every day is picking Charlie up from school, watching her little rucksack bounce behind her as she skips over for a hug. I love the feel of those thin freckled arms around my waist. After a few rocky months of panic attacks when her mother deserted her, Charlie is flourishing. But the day Charlie’s mother Bronwyn returns without warning—showering Charlie with gifts and making promises she can’t keep—fear ripples through me. She doesn’t know just how far I will go to protect that little girl.

Of course, I’m not going to murder her in the night. I need my laptop back first. That’s the whole point of making friends with Emily Harper, author of the hugely successful novel Diary of an Octopus. So I could get into her apartment and take back what’s mine. Emily doesn’t know who I really am. She thinks I’m her biggest fan, her new best friend who happens to need a place to stay for a few days. She doesn’t realize the laptop she found—and took—from a busy airport almost two years ago was mine. I don’t care about the laptop, just what's on it: my diary.

Everyone has secrets, and Rachel Holloway is no exception. She’s worked hard to keep the past where it belongs: dead and buried. And so far, she’s been very successful. But now the small newspaper where she works wants to produce a podcast on a cold case: the disappearance 12 years ago of young Molly Forster. Some secrets should never see the light of day, and, as far as Rachel is concerned, whatever happened to little Molly is one of them.

Lark has good things coming: a career as a board-game designer and a whirlwind romance with a handsome investor, who is so compassionate and supportive, he’s almost too good to be true. Jessica has always been cautious, but she can’t resist a brilliant TED-talking visionary. Holly has settled into a comfortable life with Jack, her husband of nearly twenty years. They’ve raised three children, they own a beautiful home, and they’ve founded a worthy charity. Lark, Jessica, and Holly are three strangers with so much in common it hurts. Their one and only is one and the same.

When Claire sees Hannah Wilson at an exclusive Manhattan hair salon, it's like a knife slicing through barely healed scars. It may have been 10 years since Claire last saw Hannah, but she has thought of her every day, and not in a good way. So Claire does what anyone would do in her position - she stalks her. Hannah is now Mrs. Carter, living the charmed life that should have been Claire's. It's the life Claire used to have before Hannah came along and took it all away from her.

Katherine Nichols knew she’d had too many drinks, but they were only going a short distance. “There’s no traffic anyway,” Eve had pointed out. And they'd had such a great night out, the two of them. Even now, driving them home and knowing she shouldn’t, seemed almost mischievous. All part of the fun. Not anymore.

Victoria Barnett has it all: a great career as a nurse practitioner, a handsome and loving husband, a beautiful home in the suburbs, and a plan to fill it with children. Life is perfect—or so it seems. Then she’s in a terrible accident...and everything falls apart. Now Victoria is unable to walk. She can’t feed or dress herself. She can’t even speak. She is confined to the top floor of her house with 24-hour care.

Ainsley Greenburg is a fixer. It’s what she prides herself on. So when Ainsley realizes her marriage is at its breaking point, she makes a decision to repair it, no matter the cost. Approaching her husband to propose the arrangement is supposed to be the hard part, but Peter agrees to the salacious plan almost immediately. The rules are simple: They will each date someone new once a week. They will never discuss what happens on the dates. Soon, though, the rules are broken, turning terrible mistakes into unspeakable consequences.

Three years ago Toni's five-year-old daughter, Evie, disappeared after leaving school. The police have never been able to find her. There were no witnesses, no CCTV, no trace. But Toni believes her daughter is alive. And as she begins to silently piece together her memories, the full story of the past begins to reveal itself - and a devastating truth. Toni's mind is trapped in a world of silence. Her only chance to save herself is to manage the impossible: she must find a way to make herself heard. She must find her daughter.

On the day of Lucas Martin’s funeral, his wife, Naomi, learns he was hiding a devastating secret. One that may have cost him his life. When two strangers approach her, Naomi realizes they could be hiding important clues as to what actually happened the day her husband died. Was it an accident? Or something more sinister? Determined to learn the truth, Naomi initiates another meeting with the strangers, in hopes that she’ll uncover the missing puzzle piece from the mysterious last day of her husband’s life.

Kit Darling is a maid with a snooping problem. She’s the “invisible girl,” compelled to poke into her wealthy clients’ closely guarded lives. It’s a harmless hobby until Kit sees something she can’t unsee in the home of her brand-new clients: a secret so dark it could destroy the privileged couple expecting their first child. This makes Kit dangerous to the couple. In turn, it makes the couple—who might kill to keep their secret—dangerous to Kit.

Celebrating her forty-fifth birthday at her local pub, popular podcaster Alix Summer crosses paths with an unassuming woman called Josie Fair. Josie, it turns out, is also celebrating her forty-fifth birthday. They are, in fact, birthday twins. A few days later, Alix and Josie bump into each other again, this time outside Alix’s children’s school. Josie has been listening to Alix’s podcasts and thinks she might be an interesting subject for her series. She is, she tells Alix, on the cusp of great changes in her life.

Tamra never dreamed she would marry someone like Mike Mitchell: handsome, rich, a wonderful husband...until she finds out that Mike is having an affair. But Hell hath no fury like a woman scorned, and Mike Mitchell should have remembered that before he made a fool of her. Because Tamra knows something about Mike. Something he did. Something evil. And she was prepared to carry the secret to her grave. Not anymore.

Before moving in with the Crouch family, Juno thought Winnie and her husband, Nigel, had the perfect marriage, the perfect son — the perfect life. Only now that she’s living in their beautiful house, she sees the cracks in the crumbling facade are too deep to ignore. Still, she isn’t one to judge. After her grim diagnosis, the retired therapist simply wants a place to live out the rest of her days in peace. But that peace is shattered the day Juno overhears a chilling conversation between Winnie and Nigel....

For nearly a year, Beth has been planning for her escape. She's thought through everything - a new look, new name and new city - because one small slip and her husband will find her. A couple hundred miles away, Jeffrey returns home from a work trip to find his wife, Sabine, is missing. Wherever she is, she’s taken almost nothing with her. Her abandoned car is the only evidence the police have, and all signs point to foul play.

Becoming a stepmother is the best thing that ever happened to me. My favorite part of every day is picking Charlie up from school, watching her little rucksack bounce behind her as she skips over for a hug. I love the feel of those thin freckled arms around my waist. After a few rocky months of panic attacks when her mother deserted her, Charlie is flourishing. But the day Charlie’s mother Bronwyn returns without warning—showering Charlie with gifts and making promises she can’t keep—fear ripples through me. She doesn’t know just how far I will go to protect that little girl.

Beatrice Johnson Greene, a bestselling crime writer, has an unusual favor to ask. When a chance encounter brings Emma Fern into her life, she thinks she's found just the person for the job. Soon Beatrice will wish they'd never met. For Emma, desperate to please, it's an offer she can't refuse. All she has to do is lend her name to Beatrice's next novel, her first in a new genre. But when the book becomes a huge triumph, Emma finds herself the toast of the literary world.

Of course, I’m not going to murder her in the night. I need my laptop back first. That’s the whole point of making friends with Emily Harper, author of the hugely successful novel Diary of an Octopus. So I could get into her apartment and take back what’s mine. Emily doesn’t know who I really am. She thinks I’m her biggest fan, her new best friend who happens to need a place to stay for a few days. She doesn’t realize the laptop she found—and took—from a busy airport almost two years ago was mine. I don’t care about the laptop, just what's on it: my diary.

Katherine Nichols knew she’d had too many drinks, but they were only going a short distance. “There’s no traffic anyway,” Eve had pointed out. And they'd had such a great night out, the two of them. Even now, driving them home and knowing she shouldn’t, seemed almost mischievous. All part of the fun. Not anymore.

Tamra never dreamed she would marry someone like Mike Mitchell: handsome, rich, a wonderful husband...until she finds out that Mike is having an affair. But Hell hath no fury like a woman scorned, and Mike Mitchell should have remembered that before he made a fool of her. Because Tamra knows something about Mike. Something he did. Something evil. And she was prepared to carry the secret to her grave. Not anymore.

Everyone has secrets, and Rachel Holloway is no exception. She’s worked hard to keep the past where it belongs: dead and buried. And so far, she’s been very successful. But now the small newspaper where she works wants to produce a podcast on a cold case: the disappearance 12 years ago of young Molly Forster. Some secrets should never see the light of day, and, as far as Rachel is concerned, whatever happened to little Molly is one of them.

After 18 years of marriage, Kathy Walker has settled into a pattern of comfortable routines-ferrying her two teenagers between soccer practice and piano lessons, running a film production business with her husband, Robert, and taking care of the beautiful Boston home they share. Then one day, Kathy discovers a suspicious number on her husband's phone. Six years before, Kathy accused Robert of infidelity - a charge he vehemently denied - and almost destroyed their marriage in the process. Now Kathy must decide whether to follow her suspicions and risk of losing everything, or to trust.

Juliana Daniels finally has the life she’s always dreamed of. A loving husband, a career as an attorney and a cosy apartment in Manhattan to call home. But when she gets a message from an old college friend, her blood runs cold. Remember me? Juliana drops her phone as though she’s been scalded. The name Jenny Teller shines out from the screen...but Jenny can’t have sent that message. Because Jenny is dead.

Leah and her three best friends get changed into their pyjamas, eat pizza, and argue about what film to watch. They laugh together, until the early hours. But the next morning, Leah blinks open her eyes and sees three empty sleeping bags. The other girls are gone. Twenty years later. In her small hometown, still-haunted Leah has never been able to shake off the rumours and whispers. How could she have slept through it all? She must know what happened.

Esme is a start-up success who runs her own successful media company and heads up a series of investigative podcasts. She also has a beautiful home, where she lives with her sister, Michelle, and her son, Zachary. Sure, there’s an ex-husband hanging around - Owen likes to pop round a bit too often - but everything is civilised and amicable. She has life all tied up. But Esme knows that any successful podcaster is only as good as her last story, so she sets out on a new series of interviews to get to the truth behind Simone Fischer’s high-profile murder of her husband.

Tom, my husband, is always watching, controlling my every move. He chooses my clothes, my hairstyle, even instructing what and how much I’m allowed to eat – just ten measly mouthfuls. I’ve become isolated from those I love, forbidden to work and stuck at home to fulfil his every whim. My identity along with my life is long gone. I am slowly suffocating but I know Tom will never, ever let me leave alive. A chance encounter with Savannah changes everything. Tom couldn’t tear his eyes away from her. Could she be my saviour?

Alice and Seth are a perfect love story: the handsome doctor and his beautiful fiancée. They’re wealthy, well liked and made for each other—the envy of all their friends. Alice can’t wait for the day of their dream wedding. But when she arrives at the altar, she doesn’t recognise the man waiting to marry her. When this stranger insists he’s Seth, her husband-to-be, the entire congregation seems to agree. Even her parents try to persuade Alice to go through with the wedding.

Nora Holliday is not that kind of woman. Not the kind who has an illicit affair with a married man. But Josh Landon is everything Nora’s alcoholic husband isn’t. And now she and Josh are so infatuated, they can’t stay away from one another. Abby Landon, Josh’s daughter, is home from college nursing a broken heart. She’s seeking solace, not more scandal, so when she catches her dad kissing Nora, she vows to take the homewrecker down.

Owen Pick’s life is falling apart. In his 30s and living in his aunt’s spare bedroom, he has just been suspended from his job as a teacher after accusations of sexual misconduct - accusations he strongly denies. Searching for professional advice online, he is inadvertently sucked into the dark world of incel forums, where he meets a charismatic and mysterious figure. Across the street from Owen lives the Fours family, headed by mom Cate, a physiotherapist, and dad Roan, a child psychologist. But the Fours family have a bad feeling about their neighbor Owen.

Ainsley Greenburg is a fixer. It’s what she prides herself on. So when Ainsley realizes her marriage is at its breaking point, she makes a decision to repair it, no matter the cost. Approaching her husband to propose the arrangement is supposed to be the hard part, but Peter agrees to the salacious plan almost immediately. The rules are simple: They will each date someone new once a week. They will never discuss what happens on the dates. Soon, though, the rules are broken, turning terrible mistakes into unspeakable consequences.