Naomi always wanted to be a mother. But three years ago, her husband left, taking their child with him. Now, her daughter has come to stay, and Naomi knows it's her one chance to re-build her family. But the night ends in a terrible accident. And Naomi has no memory of what happened. Panicking, desperate, Naomi finds herself telling a lie...

Everyone in the village admires Anna because she’s a wonderful mother. Juggling family life with a small sewing business, she’s the one they turn to for a warm hug after a hard day. Her kind, polite daughters are a credit to her - even Bay, her stepdaughter, whom Anna loves as much as her own two girls. But normal family life changes overnight when Anna’s middle daughter’s beauty catches the eye of a stranger in a café. As jealousy erupts between the siblings, Anna’s perfect blended family begins to unravel around her. 

Just four words were printed in the card. He doesn’t love you. I’ve been dreaming about this day - marrying Adam, my childhood sweetheart, who I’ve loved for 18 years. I didn’t realize the perfect day would turn into the perfect nightmare. I was so excited to send out the wedding invitations, carefully writing everyone’s names on thick cream paper in beautiful cursive script. I had no idea I was inviting someone to destroy our marriage. 

I wrap my arms around the tree trunk, pressing my cheek against it until the bark digs in and the missing poster is finally secured. I try not to look at the photograph on it. At the features so similar to mine. Perhaps this will be the year someone comes forward. Were crucial mistakes made by detectives from the very beginning? Could the pressure of living two lives have led my sister to run away - or even end it? Or did someone in her tight circle of friends and family have reason to want her gone? Someone out there must know something. 

It should be like any other holiday. Beautiful beaches. Golden sunsets. Nothing for miles. You’ll never want to leave. Until you can’t.... 

When Leah Talbot hits a deer on a deserted road near her village she spots a light on in a nearby house and approaches, hoping that someone is home. He is. Charming, handsome Martin Tate answers the door to the bedraggled and traumatised Leah, inviting her in. Though she’s not there for long, Leah feels an indescribable pull to the man who has helped in her hour of need. But when she returns the next morning to say thank you, it isn’t Martin who answers the door this time. It’s the police.

The first time you see them, out for an evening walk on the cliffs, you’ll think they’re the perfect family. You’ll see a wife who looks so happy, strolling peacefully beside her husband in his dark winter coat, holding her daughter’s hand. But you have no idea what’s really happening in their house.... If you come a little closer, you might hear the way the man speaks to his wife. You might notice that the woman doesn’t have any close friends. That sometimes her husband doesn’t want her to leave the house.

In a converted Georgian townhouse in south west London, three families live under one roof. The large flat that takes up the top two floors is home to the Harlow family: happily married Paul and Steph and their bubbly teenage daughter, Freya. The smaller first floor flat is rented by Emma, who spends most of her time alone, listening to people coming in and out of the building. And the basement flat belongs to Chris, a local driving instructor, who prefers to keep his personal life private from the neighbours.

Glamorous, beautiful Mummy has everything a woman could want...except for a little daughter of her very own. So when she sees Kim - heavily pregnant, glued to her phone and ignoring her eldest child in a busy shop - she does what anyone would do. She takes her. But little foul-mouthed Tonya is not the daughter that Mummy was hoping for: disobedient, uncooperative and always asking about the funny smell coming from the cellar. Meanwhile Kim is demonised by the media as a 'scummy mummy', who deserved to lose Tonya and ought to have her other children taken too.

Julia Blythe is starting again. After blowing the whistle on a fellow surgeon at her hospital, resulting in him being let go, she found herself illegally bullied from the job by her male colleagues who closed ranks against her. No longer willing to endure their campaign of smears and intimidation, she packs her family up and moves to Devon, to start a new life in a new hospital. To Nathan Sloan, who abuses his role as a surgeon as fully and freely as he can, she couldn’t be more perfect.

When Melanie Scott is promoted to junior partner, she thinks she has put her past behind her, and while out celebrating her promotion, she meets the handsome and charming Hugo Field. Melanie has her doubts and is haunted by her mother’s critical voice, which reminds her that she’s messed up before. But when Oliver invites her for dinner, she buries the feeling and accepts his invitation. She deserves a chance at happiness, doesn’t she? However, the past she thought she had left behind resurfaces when she receives an email containing a name she thought she’d left behind. 

Orly, Lenny, Mel and Thea have been best friends since school. But now it is 20 years later and inevitably they have drifted apart. It is Lenny's 40th birthday, plus Orly and Mel need cheered up, so Thea suggests a weekend away at a festival in their hometown. It's a chance for them all to reconnect. But their holiday soon takes a sinister turn, and not all of the friends will leave the festival alive....   

The perfect husband...After a difficult pregnancy, Esther is grateful that her forward-thinking husband, Robin, offers to put his career on hold so that she can return to the job she loves. The perfect father...Robin flourishes in his new role of stay-at-home parent, but Esther finds leaving her daughter behind to go to work more challenging than she'd thought, and soon the imbalance in their relationship brings old tensions to the surface. A perfect lie? Then one day Esther arrives home from work to find Robin and Riley are missing. 

Paige, Richard and me. We thought we’d be friends forever. But everything changed the day we took the shortcut home from school along the old railway line. I wish we’d gone the long way. I wish we hadn’t seen our classmate, pale and still in the undergrowth. And I wish we hadn’t promised to keep one, awful detail a secret just between us.... 

Molly Chatwell has a beautiful house, a handsome husband, two children, and a job she likes. It all seems so perfect, but when her two children leave for university, she realizes her life has become dull and empty. When her husband refuses to go away on a trip with her, Molly decides to go alone. But what should have been a relaxing break turns into a nightmare. Back at home in London, Molly tries to put it all behind her, but when the police arrive at her door and tell her a body has been found with connections to her, she realizes her perfect life is under threat.