A single mother turns up dead at the bottom of the river that runs through town. Earlier in the summer, a vulnerable teenage girl met the same fate. They are not the first women lost to these dark waters, but their deaths disturb the river and its history, dredging up secrets long submerged. Left behind is a lonely 15-year-old girl. Parentless and friendless, she now finds herself in the care of her mother's sister, a fearful stranger who has been dragged back to the place she deliberately ran from - a place to which she vowed she'd never return.

Leonora, known to some as Lee and others as Nora, is a reclusive crime writer, unwilling to leave her nest of an apartment unless it is absolutely necessary. When a friend she hasn't seen or spoken to in years unexpectedly invites Nora ( Lee) to a weekend away in an eerie glass house deep in the English countryside, she reluctantly agrees to make the trip. Forty-eight hours later, she wakes up in a hospital bed injured but alive, with the knowledge that someone is dead.

On a cool June morning, Isa Wilde, a resident of the seemingly idyllic coastal village of Salten, is walking her dog along a tidal estuary. Before she can stop him, Isa's dog charges into the water to retrieve what first appears to be a wayward stick - and to her horror, Isa discovers it's not a stick at all...but a human bone. As her three best friends from childhood converge in Salten to comfort a seriously shaken-up Isa, terrifying discoveries are made, and their collective history slowly unravels.

A tragic family event reveals devastating news that rips apart Bella's comfortable existence. Embarking on a personal journey to uncover the truth, she faces a series of traumatic discoveries that take her to the ruggedly beautiful Cornish coast, where hidden truths, past betrayals and a 25-year-old mystery threaten not just her identity but her life.

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.

A heartbreaking letter. A girl locked away. A mystery to be solved. 1956. When Ivy Jenkins falls pregnant she is sent in disgrace to St Margaret's, a dark, brooding house for unmarried mothers. Her baby is adopted against her will. Ivy will never leave. Present day. Samantha Harper is a journalist desperate for a break. When she stumbles on a letter from the past, the contents shock and move her. The letter is from a young mother, begging to be rescued from St Margaret's. Before it is too late.

In 1986, Eddie and his friends are on the verge of adolescence, spending their days biking in search of adventure. The chalk men are their secret code, stick figures they draw for one another as hidden messages. But one morning, the friends find a chalk man leading them to the woods. They follow the message, only to find the dead body of a teenage girl. In 2016, Eddie is nursing a drinking problem and trying to forget his past, until one day he gets a letter containing a chalk man — the same one he and his friends saw when they found the body.

Then - In charge of her little sister at the beach, Claire allowed Eleanor to walk to the shop alone to buy an ice cream. Placing a coin into her hand, Claire told her to be quick, knowing how much she wanted the freedom. Eleanor never came back. Now - The time has finally come to sell the family farm and Claire is organizing a reunion of her dearest friends, the same friends who were present the day her sister went missing. When another girl disappears, long-buried secrets begin to surface.

Frieda Klein is a solitary, incisive psychotherapist who spends her sleepless nights walking along the ancient rivers that have been forced underground in modern London. She believes that the world is a messy, uncontrollable place. The abduction of five-year-old Matthew Farraday provokes a national outcry and a desperate police hunt. And when his face is splashed over the newspapers, Frieda cannot ignore the coincidence: one of her patients has been having dreams in which he has a hunger for just such a child.

Carmel Wakeford becomes separated from her mother at a local children's festival, and is found by a man who claims to be her estranged grandfather. He tells her that her mother has had an accident and that she is to live with him for now. As days become weeks with her new family, eight-year-old Carmel realizes that this man believes she has a special gift.... While her mother desperately tries to find her, Carmel embarks on an extraordinary journey, one that will make her question who she is - and who she might become.

London 1993 - Gill is wary of love. Since the death of her partner, Corinne, she has put all her energy into building up her photography business, being a good and reliable friend, and avoiding relationships at all costs.

Single mother Callie has come to rely heavily on her best friend Suzy. But Callie suspects Suzy's life isn't as simple as it seems. It's time she pulled away - going back to work is just the first step towards rediscovering her old confidence. So why does she keep putting off telling Suzy about her new job? And who will care for her rather frail daughter, Rae, while she is gone?

Corinne’s life might look perfect on the outside, but after three failed IVF attempts it’s her last chance to have a baby. And when she finds a tiny part of a doll house outside her flat, it feels as if it’s a sign. But as more pieces begin to turn up, Corinne realises that they are far too familiar. Someone knows about the miniature rocking horse and the little doll with its red velvet dress. Someone has been inside her house...How does the stranger know so much about her life? How long have they been watching? And what are they waiting for...?

Kate has spent 15 years bringing global injustice home: as a decorated war reporter, she's always in a place of conflict, writing about ordinary people in unimaginable situations. When her mother dies, Kate returns home from Syria for the funeral. But an incident with a young Syrian boy haunts her dreams, and when Kate sees a boy in the garden of the house next door - a house inhabited by an Iraqi refugee who claims her husband is away and she has no children - Kate becomes convinced that something is very wrong.

Beautiful, creative, a little wild...Edie was the kind of girl who immediately caused a stir when she walked into your life. And she had dreams back then - but it didn't take long for her to learn that things don't always turn out the way you want them to. Now, at 33, Edie is working as a waitress, pregnant, and alone. And when she becomes overwhelmed by the needs of her new baby and sinks into a bleak despair, she thinks that there's no one to turn to....