Rebecca and Sam are happily married and enjoying a typical Saturday night until a knock at the door changes everything. There is a woman outside, and she has something to say. Something that will change the happy couple's relationship forever. With their marriage thrown into turmoil, Rebecca no longer knows who to trust, while Sam is determined to find out who that woman was and why she came to their house. Desperate to save his marriage, Sam is willing to do anything to get the truth, even if it means breaking the law.

Maria and William seem to have it all: two happy children, a beautiful house, a thriving business. But when their home is invaded by David, an ex-employee with a score to settle, the couple face a terrifying fight to survive. During the course of one hellish night, David picks apart their carefully constructed life. Secrets are unearthed, truths revealed. And soon David begins to wonder if he’s bitten off more than he can chew—because he’s discovering Maria and William are not the defenseless couple he imagined.

Happily married couple Katie and Sean have plenty to look forward to as they move into their new home and plan for the future. But then they meet two of their new neighbours and everything on their quiet street suddenly doesn't seem as desirable as it did before. Having been warned about the other neighbours, and their adulterous and criminal ways, Katie and Sean realise that they are going to have to be on their guard if they want to make their time here a happy one.

Adele has had a colorful romantic past, but she's finally found her soulmate in Tom. They're engaged, and she's looking forward to a future of blissful happiness. But then she realizes her ex-boyfriends are turning up dead. At first, the deaths seem accidental, but soon a sinister pattern emerges. All of Adele’s former partners are being killed off—in the order she dated them. As the body count grows, Adele has to figure out who is doing this and why. Otherwise, it’s only a matter of time until the killer gets to Tom.

Simone used to be the woman that other women would use if they suspected that their partner was cheating. She would investigate, find out the truth, and if the men were guilty, exact revenge. But after things went wrong with one couple, Simone was forced to go into hiding. Simone is now Mary, a mild-mannered woman who doesn't raise her voice or get angry, meaning nobody would suspect her of being capable of the things she used to do for a living. But when she finds out that her new boyfriend is having an affair, it awakens in her the person she used to be.

My husband is a doctor. He’s smart and charming, and everybody trusts him. Except me. On the surface, it looks like I have it all–the perfect marriage, the perfect husband, the perfect life. But it’s far from the truth. Doctor Drew Devlin is not the respectable figure he makes out to be. The reason we moved to this beautiful, old property with a gorgeous view of the sea was because we needed to put our past behind us. It should’ve been a fresh start for us both.

Two days ago, the Wilson family checked into the imposing, glass-fronted Lodge, surrounded by snow and perched perilously on the edge of a cliff looking out to a gray sea. Not everyone was looking forward to the family get-together. But mother-in-law Angela insisted the winter trip would help heal their rifts....

When three women head to Portugal for a long weekend in the sun, the goal is to celebrate an upcoming wedding. Jane is getting married, and Angela and Maya want to give her a good time before she does. But the carefree getaway soon goes awry, and by the time the friends board their flight home, they are all carrying a terrible secret. It's one that could ruin each of their lives, which is why they make their pact—they agree to tell no one else what happened while they were away.

Laura is married, she has a good home, and she is due to give birth to her first child any day now. But her perfect world is shattered when her husband comes home flustered and afraid. He's made a terrible mistake. He's done a bad thing. And now the police are going to be looking for him . . . There's only one way out of this. He wants to run. But he won't go without his wife.

Imogen should be enjoying her life–she is happily married with a high-powered career that could see her rise to the very highest levels of management. But that’s never going to happen because Imogen’s boss, Michael, has discovered she has a secret, something she has hidden from everyone, even her devoted husband. If the secret is ever revealed, her life will be destroyed, which means Imogen is completely and utterly in Michael’s power, and he loves it.

Amanda is a hardworking single mum, completely focused on her job and her daughter, Louise. She’s been saving for years, and now, finally, she can afford to give up work and chase her dream. But then, on her commute home from London to Brighton, she meets a charming stranger - who seems to know everything about her. He delivers an ultimatum. She needs to give him the code for the safe where she keeps her savings before the train reaches Brighton - or she’ll never see Louise again.

Megan thinks that she has the perfect husband and the perfect life. Craig works so that she doesn't have to, leaving her free to relax all day in their beautiful and secluded country home. But when she starts to long for friends and purpose again, Megan applies for a job in London, much to her husband's disappointment. After Megan goes against his wishes and attends the interview, Craig decides that it is time to act. Locking her away in their home, Megan realizes that her husband never had her best interests at heart, nor did they meet by accident. Craig has been planning this.

When Ellie tells me she has a new boyfriend, I am absolutely thrilled and can’t wait to meet him. She finally seems so happy and in love. But there’s a catch. Ellie has never met him in person. In fact, he doesn’t even live in the same country. Our home is in England, but Daryl is in Los Angeles.

When happily married Grace comes home early one night and catches her husband, Dominic, with another woman in the cabin at the bottom of their garden, she is shocked, angry, and most of all, hell-bent on revenge. That’s why she acts quickly, locking the pair in the cabin while she decides what she wants to do to them.

Karen, Eleanor, and Bea have been best friends since childhood. They know everything about each other’s lives, or at least they think they do. Now in their thirties, though their lives are beginning to diverge: Eleanor is a young wife and mother who is struggling; Bea is happy being single - or so she lets people think; and Karen is a psychiatrist who, despite the secrets in her past, considers herself the anchor of the group. But when she takes on a new patient with issues she just can’t quite put her finger on, she begins to realize she may have put her dearest friends in danger.

Rebecca and Sam are happily married and enjoying a typical Saturday night until a knock at the door changes everything. There is a woman outside, and she has something to say. Something that will change the happy couple's relationship forever. With their marriage thrown into turmoil, Rebecca no longer knows who to trust, while Sam is determined to find out who that woman was and why she came to their house. Desperate to save his marriage, Sam is willing to do anything to get the truth, even if it means breaking the law.

Simone used to be the woman that other women would use if they suspected that their partner was cheating. She would investigate, find out the truth, and if the men were guilty, exact revenge. But after things went wrong with one couple, Simone was forced to go into hiding. Simone is now Mary, a mild-mannered woman who doesn't raise her voice or get angry, meaning nobody would suspect her of being capable of the things she used to do for a living. But when she finds out that her new boyfriend is having an affair, it awakens in her the person she used to be.

Alison is happily married to Graham, or at least she is until she discovers that he has been cheating on her. Her husband has broken the vows that he made on their wedding day. How could he do it? It takes Alison a while to figure it out, but at least she has time on her side. Only that is where she is wrong. A devastating diagnosis means the clock is ticking faster now, and the betrayed wife must act fast if she wants revenge on her cheating partner. Alison does just that, implementing a dangerous and deadly plan, and it's one that will have far-reaching consequences.

Max and Nadine Murphy have a tradition. Friday night is date night and it's always at their favorite restaurant. But that regular routine means somebody at the restaurant has become fond of them . . . Hannah is the waitress who has found herself drawn to the couple at Table Six and the more she observes them, the more she wants to know everything about them. What is their home life like? What do they do for work? Why does Mrs. Murphy look agitated? And could Mr. Murphy ever be interested in becoming romantically involved with his waitress?

Amanda is a hardworking single mum, completely focused on her job and her daughter, Louise. She’s been saving for years, and now, finally, she can afford to give up work and chase her dream. But then, on her commute home from London to Brighton, she meets a charming stranger - who seems to know everything about her. He delivers an ultimatum. She needs to give him the code for the safe where she keeps her savings before the train reaches Brighton - or she’ll never see Louise again.

Adele has had a colorful romantic past, but she's finally found her soulmate in Tom. They're engaged, and she's looking forward to a future of blissful happiness. But then she realizes her ex-boyfriends are turning up dead. At first, the deaths seem accidental, but soon a sinister pattern emerges. All of Adele’s former partners are being killed off—in the order she dated them. As the body count grows, Adele has to figure out who is doing this and why. Otherwise, it’s only a matter of time until the killer gets to Tom.

When three women head to Portugal for a long weekend in the sun, the goal is to celebrate an upcoming wedding. Jane is getting married, and Angela and Maya want to give her a good time before she does. But the carefree getaway soon goes awry, and by the time the friends board their flight home, they are all carrying a terrible secret. It's one that could ruin each of their lives, which is why they make their pact—they agree to tell no one else what happened while they were away.

Heather is a single mom who has always done what's best for her daughter, Chloe. From birth up to the age of seventeen, Chloe has never been any trouble, until one night when she calls her mother with some shocking news. There's been an accident. And now there's a dead body. As always, Heather puts her daughter's safety before all else, but this is one time when she goes too far. Instead of calling the emergency services, Heather hides the body, saving her child from police interviews and public outcry.

Lucy is a successful businesswoman who loves nothing more than to spend her time competing in fun challenges with friends, colleagues, and even strangers. But she might just have met her match when she encounters Jess, a woman who is not used to losing at anything. Jess is very much like Lucy when it comes to a fondness for competition, only a more extreme version, and as the pair become friends, it's clear that a rivalry is developing between them in the fields of business, love, and beyond. But as the lives of both women become more intertwined, that rivalry becomes more intense.

After the year Aidan and I have had, we needed some respite. My husband is overworked, whilst I'm anxious about the past, so renting a night at this converted barn house in the countryside seems like the perfect place for the pair of us to relax and unwind. It might be situated at the bottom of a large garden, but it's private enough that we don't have to mingle with the homeowners who live nearby. Or at least that's what I thought . . .

When happily married Grace comes home early one night and catches her husband, Dominic, with another woman in the cabin at the bottom of their garden, she is shocked, angry, and most of all, hell-bent on revenge. That’s why she acts quickly, locking the pair in the cabin while she decides what she wants to do to them.

Amy is a loving wife and mother, to her husband Nick, and her two children, Michael and Bella. It's that dedication to her family that causes her to seek help for her teenage son when it becomes apparent that he is going to fail his end of school exams.

Becky and Jamie are an ordinary hard-working couple trapped in the daily grind, dreaming of an easier life. On one of their rare vacations, they meet Phil and Mel, a wealthy couple who seem to have it all—they're fun, well-traveled, and very generous with their money. But they are also very, very dangerous. Phil and Mel are not who they say they are, and this is no random vacation friendship.

Nicola is returning to her family home for the Christmas holidays to spend the festive season with her loved ones for the first time in several years. But she gets a shock when she discovers that there will be an unexpected guest joining them for dinner on the big day. Their elderly neighbor, Barbara, will be present at the table too after receiving an invitation from Nicola's parents because they hated to think of the old woman spending the day alone. That is a big problem for Nicola, although she struggles to let her family members know why.

Hazel and Jamie are happily married. Or so it would seem. Behind closed doors, things are far from normal. Jamie has an unhealthy obsession, and Hazel is more worried about herself than her husband. So when Millicent injects herself into their lives, with Jamie firmly in her sights, the trio end up on a path that will end in death. Everyone has secrets. Everyone has a dark side. But who is good, who is bad, and who is going to get away with murder?