Kat remembers the days when her only daughter Amy wouldn't leave her side. But now Amy is grown up and gone - to university in a town several hours away. Kat's house - which once felt too full, too noisy, too busy - is deathly quiet, and Kat awaits the daily phone call to tell her that her beloved daughter is thriving and happy. But one day Amy doesn’t call. Kat’s husband and friends think she is being paranoid. But Kat knows right away that something is very wrong.

You’ve never met the other wives. None of you know each other, and because of this unconventional arrangement, you can see your husband only one day a week. But you love him so much, you don’t care. Or at least that’s what you’ve told yourself. But one day, while you’re doing laundry, you find a scrap of paper in his pocket - an appointment reminder for a woman named Hannah, and you just know it’s another of the wives.

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.

It’s a beautiful day for a wedding. White roses scent the air and the summer sunlight streams in. A spoon chimes against a champagne flute and the room falls silent. And there he is - my husband - getting to his feet to propose a toast. He’s still handsome. His new wife is next to him, gazing upwards, oblivious. I’m not supposed to be here. All these years in the same town and I had no idea until I saw his name on the seating plan. He lived with me, once. Loved me. Small-town memories are long, but the people in this room don’t want to remember.

Gemma Robinson comes into Elliot’s life like a whirlwind, and they marry and settle into his home. When she asks him if her parents can come to stay for a couple of weeks he is keen to oblige - he just doesn’t quite know what he’s signing up for. The Robinsons arrive with Gemma’s sister, Chloe, a mysterious young woman who refuses to speak or leave her room. Elliot starts to suspect that the Robinsons are hiding a dark secret.

Ten years ago, a boy named Samuel Murray went missing from the quiet village of Buckthorpe and was never seen again. Rosie Sharpe cried over her missing friend for weeks after. But her little sister, Heather, knows that Rosie’s tears hide the truth. Because the night Samuel was last seen, Heather watched her older sister climbing back through the window of their childhood bedroom. Her jacket torn, her eyes wild, and her body trembling with fear. Heather never told anyone what she saw, but secrets can’t stay buried forever....

Megan waits at the school gates for her six-year-old son, Daniel. As the playground empties, panic bubbles inside her. Daniel is nowhere to be found. According to his teacher, Daniel’s father picked up his son. Except he and Megan are no longer together. After years of being controlled by her cruel husband, Megan finally found the courage to divorce him. Hands trembling, she dials his number, but the line is dead. Six years later, Megan gets the call she has dreamt about for years. Daniel has walked into a police station in a remote town just a few miles away....

Mark and Melissa Cain are thrilled to have found Jade, a babysitter who is brilliant with their young children. Having seen her own house burn to the ground, Jade needs them as much as they need her. Moving Jade into the family home can only be a good thing, can’t it? As Mark works long hours as a police officer and Melissa struggles with running a business, the family become ever more reliant on their babysitter, who is only too happy to help. And as Melissa begins to slip into depression, it’s Jade who is left picking up the pieces. But Mark soon notices things aren’t quite as they seem. Things at home feel wrong, and as Mark begins to investigate their seemingly perfect sitter, what he discovers shocks him to his core. He’s met Jade before. And now he suspects he might know what she wants.

When Mel arrives at the holiday cottage in the Lake District, she expects to find the heating on and her husband, Luke, and the two children waiting for her. Maybe a bottle of wine open....Instead, there is just a note on the side, saying they’ve gone out for a walk. But they aren’t back several hours later, and Mel knows something is wrong. Really wrong. When a search doesn’t find them, she has to confess to the police that her marriage isn’t all that it seems. Even if that risks her own secrets being revealed....

Everyone knows Leona would do anything for her daughter Beth: she moved to Church Langdon to send Beth to the best school, worked hard to build a successful business to support them and found them the perfect little cottage to call home. People say they’re more like best friends than mother and daughter. But their closeness means that Beth struggles to make friends. Her mother has kept her sheltered from the world. When Beth finds an envelope hidden under the floorboards of their home, the contents make her heart stop. Everything she thought she knew about her mother is a lie.

Everyone in the small town of Denton is searching for Isabelle Coleman, a missing 17-year-old girl. All they've found so far is her phone and another girl they didn't even know was missing. Mute and completely unresponsive to the world around her, it's clear this mysterious girl has been damaged beyond repair. All Detective Josie Quinn can get from her is a name: Ramona. Currently suspended from the force for misconduct, Josie takes matters into her own hands as the name leads her to evidence linking the two girls.

When five-year-old Ava Sawyer goes missing from a birthday party at a local garden center, the police are bewildered by the lack of leads. That is, until two years later, when Ava’s body is found and another little girl, Audrey Briggs, goes missing. Audrey also attended that party. Leading the investigation is Detective Natalie Ward. A mother of two teenagers, this case chills her to the bone and is a disturbing reminder of the last job she worked on. One that still keeps her awake at night.

You think you know the truth about the people you love. But one discovery can change everything.... Eight-year-old Billy goes missing one day, out flying his kite with his sister Rose. Two days later he is found dead. Sixteen years on, Rose still blames herself for Billy's death. How could she have failed to protect her little brother? Rose has never fully recovered from the trauma, and one of the few people she trusts is her neighbour Ronnie, who she has known all her life.

Struggling to balance her personal and professional life, young DS Becca Vincent has landed the biggest case of her career - and she knows that it will make or break her. But she can’t catch the culprit alone. Together with facial recognition expert Joe Russell, she strives to get a lead on the elusive murderer, who is always one step ahead of them. Time is not on their side. The body count is rising, and the attacks are striking closer and closer to home. Can Becca and Joe uncover the connection between the murders before the killer strikes the last name from his list?

A perfect family or a perfect lie? When Jo's teenage daughter goes missing, she feels like the world is collapsing around her. Has Grace been taken, or have recent tensions between mother and daughter driven her away? With little urgency from the police, who have dismissed Grace as a teenage runaway who will soon return home, Jo takes matters into her own hands. But as she gets closer to discovering what has happened to Grace, it looks like the Jo's deepest, darkest secret is about to be uncovered, and it could destroy everything she holds dear.