It’s been 25 years since Emma graduated from the prestigious Denham House Girls’ School. She thinks she’s finally shaken the shadow of the awkward, neurotic girl she was at school. But as a class reunion approaches, Emma finds herself right back there, moving into the headmaster’s old staff cottage with her daughter while her marriage implodes. It’s here though that Emma finds a photograph that had been hidden away: an explicit image of her school-friend Tessa, staring boldly at the camera, dated the day before her death.

For Tabitha, the day that changed everything started like any other. She woke up, leaving her husband, Andy, sleeping. Downstairs, she boiled the kettle and enjoyed a cup of tea as the sun rose. Upstairs, Andy’s alarm sounded and Tabitha took him a freshly brewed coffee, like every other morning. She called his name, she nudged his shoulder. But Andy wouldn’t wake up.  

Emma and Nathan couldn’t be more different. Emma lives a quiet life. She looks after her disabled mother and lives vicariously through the well-thumbed pages and cracked spines of her beloved books. Nathan spends his days 15,000 feet above the ground, soaring through the air as a sky diving instructor. After a lifetime of having a recurring dream that he would die at 27, he treats every day like it’s his last. But when they meet in a hospital waiting room, they are both terrified, nervous and alone. And they have one fatal thing in common.... 

Single mother Beth loves her seven-year-old son Dylan with all her heart. He’s her world. But life with Dylan isn’t easy — and his emotional issues push Beth to her very limit. When a misunderstanding leads Dylan to be taken into foster care, she is determined to do whatever she can to get him back. Mother of two, Ally has always dreamed of fostering — it feels like her chance to give back when she has been so lucky in life. But when Dylan joins their family, Ally finds herself struggling to balance his needs with those of her own children and husband.

Rachel’s worst nightmare comes true when a rare auto-immune illness leaves 4-year-old daughter Emily in a coma the doctors say she may never come out of. And Rachel has to make a heartbreaking decision - one that her ex-husband, Emily’s dad James, doesn’t agree with. Terrified she’s going to lose her daughter for good, Rachel knows she must find a way to keep the hope alive for Emily. But there is only one person she can turn to for help to convince James - and it’s his new wife, Eva. 

Ali turned towards the cottage, anger flooding through her. She’d believed she and Meg were friends; that they’d bonded over a vision of motherhood...a world where your baby deserved everything you could give it. She’d pulled Meg’s words - Meg’s life - around her, like a comfort blanket. But that shared vision had never existed. And Ali was alone now, with nothing to protect her. 

Heather Forester is losing her grip on reality. She turns up at the airport to meet her pilot husband, Brett - and then she remembers: he's not coming back. Brett died months ago, leaving her lost in the crippling, confusing maze of widowhood. Now alone with her seven-year-old twins, Heather craves the support of her mother and brother, who are halfway across the world in Scotland. But when she moves her fractured family to her homeland, their lives change in ways she never could have anticipated.

As children, Lexie and Annie were incredibly close. Bonded by the death of their father and their mother's swift remarriage, they weathered the storms of life together. When Lexie leaves home to follow her dream, Annie is forced to turn to her leather-bound journal to confide her deepest secrets and fears. As adults, sisters Lexie and Annie could not be more different. Lexie is a successful doctor and happily married. Annie is addicted to heroin - a thief, a liar, and unable to remain clean despite being pregnant.

Three women, connected by one man: Daniel is father to Seren, husband to Nesta and lover to Frankie. When he leaves Nesta and their beautiful home in the middle of the party to celebrate their fortieth wedding anniversary Seren's world begins to crumble. Only the continuation of the family ideal can make things right. But Nesta isn't so sure. And for Frankie, Daniel offers hope of a safe and secure future. But all three women are carrying secrets that they've kept hidden even from those closest to them.

Skye Turner’s family fell apart the day her twin sister, Ginny, died. Everyone in their tiny community in the Scottish Highlands accepted it was an accident, but more than one person in town is haunted by a secret from that night.... Skye left after the funeral, believing her mother blamed her for Ginny’s death. Skye should have taken care of Ginny, should have been there to stop her falling from the cliffs that night. Over the years, she’s barely spoken to her mother, until the day she receives a phone call asking her to return home.

Sisters Laura and Penny were once close, bonded together after the early death of their mother. Laura always had her younger sister’s back until one day everything changed and Penny disappeared. Twenty years later Laura finds herself alone and at a crossroad in her life; questioning her marriage and her future. Meanwhile Penny has spent her whole life running away from her problems until one day she is forced to stop and face the shocking truth. When Penny turns up on Laura’s doorstep late one stormy night, Laura is immediately suspicious of her sister’s motives.

When Hannah met David, it was love at first sight. They were married quickly, but she knew it was the right choice. They're always laughing, the passion is unmatched, and they want the same things. Most of all, they both want a family. For David, it's doubly important. He tragically lost his first wife, Katherine, several years before. Hannah is, he says, the person who saved him from his grief. Although his friends worried he was moving on too fast, and Hannah sometimes still feels a strange jealousy towards his first wife, deep down she knows she's meant to be his happily-ever-after.

With its brightly painted front door, white-sash windows and garden path sweeping down toward the sea, Lizzie O's guesthouse promises a welcome escape from the world. Aisling and Mick Fitzgerald are travelling all the way from Tasmania to celebrate their wedding anniversary, but Aisling is burdened with a secret that could ruin their marriage. Declan Byrne, exhausted from an unhealthy routine of long hours, takeaway and too much red wine, has spontaneously taken the week off to visit the village of his childhood summers. 

When their last embryo is accidentally given to another woman, Quinn and James reminisce about the child they gave up 4 years prior... All Quinn has ever wanted is to be a mother. Although her husband James brings her comfort, the knowledge they have no embryos left, and that their child is out there being raised by another family, is tearing them both apart. When the clinic tells Quinn and James they have the right to spend time with little Emily, at first they hesitate. Of course, they would never want to come between Emily and her loving family.

When Catriona loses her baby girl at birth, it shatters her. But like a light in the darkness, Catriona is given the chance to adopt beautiful baby April, and now she cannot imagine life without her. The family's picture-perfect home is filled every day with April's warm giggles and joyful games. But when her daughter is just eight years old, Catriona gets the call that she has been silently dreading. April's birth mother, Lauren, would like to meet her.