A seemingly open-and-shut police case with a clear-cut hero and villain turns out to be anything but simple. Late one night in the quiet Hudson Valley town of Havenkill, a distraught woman stumbles into the police station - and lives are changed forever. Aimee En, once a darling of the '80s pop music scene, claims that a teenage boy stole her car, then ran over another young man who'd rushed to help. As Liam Miller's life hangs in the balance, the events of that fateful night begin to come into focus. But is everything as it seems?

When Mel receives an unexpected email from her oldest friend Abi, it brings back memories she thought she had buried forever. Their friendship belonged in the past. To those carefree days at university. But Abi is in trouble and needs Mel’s help, and she wants a place to stay. Just for a few days, while she sorts things out. It’s the least Mel can do. After all, friends look out for each other, don’t they?

Widower Jack Harris has resisted the dating scene ever since the shooting of his wife Molly by a fifteen-year-old boy three years ago. An early morning run along the Hudson River changes that when he spots a woman in last night’s party dress, barefoot, enjoying a champagne picnic alone, reading his favorite novel. Everything about her reminds him of what he used to have with Molly. Eager to help Jack find love again, his best friend posts a message on a popular website after he mentions the encounter.

Each of the Maguire brothers has his own driving, single-minded obsession. For Jonathan it is his magnificent, talented, and desirable wife, Harriet. For Roger it is the elaborate universe he has constructed in a shed in their parents' garden, populated by millions of tiny insects. While Jonathan's pursuit of Harriet leads him to feelings of jealousy and anguish, Roger's immersion in the world he has created reveals a capability and talent that are absent from his everyday life.

Selena Murphy is commuting home on the train when she strikes up a conversation with a beautiful stranger in the next seat. The woman introduces herself as Martha and soon confesses that she’s been stuck in an affair with her boss. Selena, in turn, confesses that she suspects her husband is sleeping with the nanny. When the train arrives at Selena’s station, the two women part ways, presumably never to meet again.

After the traumatic birth of her daughter at a New York City hospital, Rowan O’Sullivan returns home to her apartment with her perfect newborn, Lila. At her side are her husband, Gabe, and June, a part-time babysitter hired to help Rowan in any way she can. But in this time of joy, Rowan can’t shake the feeling that something isn’t right. She feels dread. She’s breaking.

Two days ago, the Wilson family checked into the imposing, glass-fronted Lodge, surrounded by snow and perched perilously on the edge of a cliff looking out to a gray sea. Not everyone was looking forward to the family get-together. But mother-in-law Angela insisted the winter trip would help heal their rifts....

Gen is on the verge of a divorce from her cheating husband. When her sister, Meg, has a convention to attend in the Big Apple, she invites Gen along to celebrate her newly found freedom. But the perfect sisters’ getaway quickly goes awry when a tipsy Gen defiantly throws her wedding ring off the hotel room’s balcony. Then, wanting some fresh air, she decides to take a late-evening walk alone and vanishes without a trace.

Snow falls softly outside Molly Bradley’s home on a frigid January night. Inside, half a dozen close friends are gathered to celebrate the fortieth birthday of Molly’s psychologist husband, Jay. Candlelight gleams against dark wood, wine flows, and the house rings with laughter. Everybody loves Jay, Molly most of all. Yet next morning, Molly discovers Jay dead on the floor of his office, his throat brutally slashed.

The doorbell rings, just days after my beloved husband’s sudden death. I don’t recognise the woman on our doorstep, with her blonde highlights, a diamond bracelet identical to my own and a bouncing baby boy in her arms. As I show her inside, I notice her eyes grow wide as she takes in our spacious hallway, and the big squashy sofas that we all used to pile on. She glances at the silver-framed family photos and my little daughter hiding behind my skirts. She looks at me, her blue eyes serious. ‘I’m sorry’ she says. ‘I am your husband’s girlfriend. And this is his son.'

It was meant to be Caitlin's perfect summer, but betrayed by her best friend and her boyfriend, she finds herself hitchhiking home alone, heartbroken, and penniless. When a smiling family pulls up on the roadside to help her on her way, she's relieved at first - they seem friendly, normal. And when they offer her a warm bed in their cottage for the night, she's grateful - it's not safe for young women travelling alone in the dark, and she's in no rush to get home, where she knows a grave secret is due to blow her family apart.

The summer in question started out with hot, fun-filled days and new friendships. We had just turned thirteen and had our whole lives ahead of us. But that was before her. Before we became known as the Hixton Five and our lives become defined by one night. It’s hard to believe twenty years have passed since she was locked away. But now she’s free and strange things have started to happen. When I close my eyes, the creeping anxiety and fear is overwhelming and all too real. Because the monster is back, and I know she has a score to settle with us.

Newlyweds Lina and Cain don’t make it out to their property on gorgeous Lake Tarawera as often as they’d like, so when Cain suggests they rent the house out to vacationers, Lina reluctantly agrees. While the home has been in her family for generations, they could use the extra money. And at first, Lina is amazed at how quickly guests line up, and at how much they’re willing to pay. But both Lina and Cain have been keeping secrets, secrets that won’t be put off by fresh paint or a new alarm system. And someone has been watching them.

The Delaneys are fixtures in their community. The parents, Stan and Joy, are the envy of all of their friends. They’re killers on the tennis court, and off it their chemistry is palpable. But after 50 years of marriage, they’ve finally sold their famed tennis academy and are ready to start what should be the golden years of their lives. So why are Stan and Joy so miserable?

April Clarke-Cliveden was the first person Hannah Jones met at Oxford. Vivacious, bright, occasionally vicious, and the ultimate It girl, she quickly pulled Hannah into her dazzling orbit. Together, they developed a group of devoted and inseparable friends—Will, Hugh, Ryan, and Emily—during their first term. By the end of the year, April was dead.

Gyre hasn't seen his beloved sister since their parents sold her to the mysterious Twilight Order. Now, 12 years after her disappearance, Gyre's sole focus is revenge, and he's willing to risk anything and anyone to claim enough power to destroy the Order. Chasing rumors of a fabled city protecting a powerful artifact, Gyre comes face-to-face with his lost sister. But she isn't who she once was.

With one unexpected email from her estranged best friend, Lucy, Mina Murray’s carefully curated life is turned upside down. Leaving behind her psychiatric practice in London, along with her routine and the calm it brings, she returns to the windswept shores of Wales. Faced with everything she’s left behind, she soon discovers that Lucy’s symptoms mirror those of her mysterious patient with amnesia hundreds of miles away.

Liv Reese wakes up in the back of a taxi with no idea where she is or how she got there. When she’s dropped off at the door of her brownstone, a stranger answers—a stranger who claims to live in her apartment. She reaches for her phone to call for help, only to discover it’s missing. In its place is a bloodstained knife. Her hands are covered in scribbled messages, like graffiti on her skin: STAY AWAKE. Two years ago, Liv was thriving as a successful writer for a trendy magazine. Now, she’s lost and disoriented in a New York City that looks nothing like what she remembers.

When Hannah and her boyfriend, Simon, set out to Amsterdam, they’re confident that they’ll make it to his sister’s wedding in time. However, unbeknownst to them, their train is scheduled to divide in the middle of the night. And when it does, half of it continues the route to Amsterdam. And the other half—the one with Hannah in it—heads three hundred miles away, to Paris. Left without her belongings or hope of reuniting with Simon, Hannah has no choice but to spend the day in Paris before the next train out.

Alice has been lying to herself for years, holding fast to the belief that the needs of her family far outweigh her own. But her outwardly successful marriage hides dark secrets, and for much of her life the children were the only reason she stuck around. These days, though her successful banker son lives nearby, his young wife seems to do everything she can to keep Alice at bay. As for Alice's other son, he has always been something of a stranger and has been traveling for so long that Alice isn't even sure what continent he is on anymore.