Cass is having a hard time since the night she saw the car in the woods and the woman who was killed. Since then she's been forgetting everything: where she left the car, if she took her pills, the alarm code, why she ordered a pram when she doesn't have a baby.... What she can't forget is the woman she might have saved, the terrible nagging guilt, the silent calls she's receiving and the feeling that someone's watching her.

It’s Livia’s 40th birthday, and she’s having the party of a lifetime to make up for the wedding she never had. Everyone she loves will be there except her daughter Marnie, who’s studying abroad. But although Livia loves Marnie, she’s secretly glad she won’t be at the party. She needs to tell Adam something about their daughter, but she’s waiting until the party is over so they can have this last happy time together. 

When Alice and Leo move into a newly renovated house in The Circle, a gated community of exclusive houses, it is everything they’ve dreamed of. But appearances can be deceptive. As Alice is getting to know her neighbours, she discovers a devastating, grisly secret about her new home - and begins to feel a strong connection with Nina, the therapist who lived there before. Alice becomes obsessed with trying to piece together what happened two years before. But no one wants to talk about it. Her neighbours are keeping secrets, and things are not as perfect as they seem.

The perfect marriage? Or the perfect lie? Jack has looks and wealth; Grace has charm and elegance. You might not want to like them, but you do. You'd like to get to know Grace better. But it's difficult, because Jack and Grace are never apart. Some might call this true love. Others might ask why Grace never answers the phone. And why there are bars on one of the bedroom windows. Sometimes the perfect marriage is the perfect lie.

Carolyn, Bronnie, Elise, and Kendall are bound together by one thing - their four daughters are best friends at the highly competitive Orla Flynn Academy for the Performing Arts. Last year the foursome exploded because of brutal bullying between the girls, but they've since forgiven each other. The mothers, however, haven't been able to move on. When new threats surface and 'accidents' begin to happen - just as a mysterious new girl enters the scene - the mothers take matters into their own hands. 

Esme is a start-up success who runs her own successful media company and heads up a series of investigative podcasts. She also has a beautiful home, where she lives with her sister, Michelle, and her son, Zachary. Sure, there’s an ex-husband hanging around - Owen likes to pop round a bit too often - but everything is civilised and amicable. She has life all tied up. But Esme knows that any successful podcaster is only as good as her last story, so she sets out on a new series of interviews to get to the truth behind Simone Fischer’s high-profile murder of her husband. 

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. 

What was my sister doing standing over Florence’s cot in the middle of the night?I trust my sister, Carrie, with my daughter’s life. But then she’s accused of a terrible crime. Carrie lives under our roof, she pushes my daughter on the swings, she takes her out for ice cream. You might ask, why do I let her? Why would I risk my darling baby? How could I let my sister stay? Because I have a dangerous secret too. One that only Carrie knows about. And if that secret gets out, I could lose my little girl....

On holiday with her family and adoring fiancé, Jed, Emily couldn't be happier. But overnight, the idyllic trip turns into a waking nightmare when one of the group is found dead in what appears to be a terrible accident. The devastated party returns to London to cope with their loss while trying to resume their normal lives. But new revelations set Emily on a perilous journey to discover the truth about what happened....

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. 

Seven-year-old Beatrice has gone missing. Her mother Claire’s whole world has been turned upside down in just one moment, and she can’t stop shaking. She’s desperate to find her precious daughter, but nothing about the day she disappeared makes sense.

Bec and Izzy have been best friends their whole lives. They’ve been through a lot together - the death of Bec’s mother, the birth of Izzy’s daughter, Bec’s engagement. But there’s a darker side to their friendship, too - and Bec is about to reach breaking point. Then Izzy is found broken and bloodied at the bottom of the stairs. It could have been an accident - perhaps she fell - but if the police decide to look for a killer, then Bec is sure to be their prime suspect.

When Beth was 10 years old, her beautiful, wild mother, Alice, walked out and never came back. Beth’s life since hasn’t always been smooth sailing, but now she is happy and settled, with a successful career, a loving family and a beautiful home. Then one day, there’s a knock at the door. Alice has returned. Overjoyed to have the chance to rebuild their relationship, Beth invites her mother to move in. At first, everything seems wonderful. But then Beth’s friends begin to drift away, strange things start to happen at home and rumours begin to circle about her past. 

When Helen, finally pregnant after years of tragedy, attends her first antenatal class, she is expecting her loving architect husband to arrive soon after, along with her confident, charming brother Rory and his pregnant wife, the effortlessly beautiful Serena. What she is not expecting is Rachel. Extroverted, brash, unsettling single mother-to-be Rachel, who just wants to be Helen’s friend. Who just wants to get know Helen and her friends and her family. Who just wants to know everything about them. Every little secret.

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....