Early one morning on the shore of the Thames, DCI Samuel Owusu is called to the scene of a gruesome discovery. When Owusu sends the evidence for examination, he learns the bones are connected to a cold case that left three people dead on the kitchen floor in a Chelsea mansion thirty years ago. Rachel Rimmer has also received a shock—her husband, Michael, has been found dead in the cellar of his house in France. All signs point to an intruder, and the French police need her to come urgently to answer questions about Michael and his past that she very much doesn’t want to answer.

On a beautiful summer night in a charming English suburb, a young woman and her boyfriend disappear after partying at the massive country estate of a new college friend. One year later, a writer moves into a cottage on the edge of the woods that border the same estate. Known locally as the Dark Place, the dense forest is the writer’s favorite place for long walks and it’s on one such walk that she stumbles upon a mysterious note that simply reads, “DIG HERE.”

Celebrating her forty-fifth birthday at her local pub, popular podcaster Alix Summer crosses paths with an unassuming woman called Josie Fair. Josie, it turns out, is also celebrating her forty-fifth birthday. They are, in fact, birthday twins. A few days later, Alix and Josie bump into each other again, this time outside Alix’s children’s school. Josie has been listening to Alix’s podcasts and thinks she might be an interesting subject for her series. She is, she tells Alix, on the cusp of great changes in her life.

In a windswept British seaside town, single mum Alice Lake finds a man sitting on the beach outside her house. He has no name and no idea how he got there. Against her better judgment, she invites him inside. Meanwhile, in a suburb of London, 21-year-old Lily Monrose has been married for only three weeks. When her husband fails to come home from work one night, she is left alone in a place where she knows no one and with the police telling her that her husband never existed.

Owen Pick’s life is falling apart. In his 30s and living in his aunt’s spare bedroom, he has just been suspended from his job as a teacher after accusations of sexual misconduct - accusations he strongly denies. Searching for professional advice online, he is inadvertently sucked into the dark world of incel forums, where he meets a charismatic and mysterious figure. Across the street from Owen lives the Fours family, headed by mom Cate, a physiotherapist, and dad Roan, a child psychologist. But the Fours family have a bad feeling about their neighbor Owen.

Melville Heights is one of the nicest neighborhoods in Bristol, England. It’s the sort of place where doctors and lawyers and old-money academics live. It’s not the sort of place where people get stabbed in the back 30 times with a kitchen knife in their own homes. Someone must have seen something. Newlywed Joey Mullen, for example, recently returned from four years of working in Ibiza. She and her husband, Alfie, are eager to find a place of their own in her hometown. But Joey finds herself distracted by the man next door, Tom Fitzwilliam.

Lydia, Dean, and Robyn live very different lives, but each of them, independently, has always felt that something was missing. What they don't know is that a letter is about to arrive that will turn their lives upside down. It's a letter containing a secret - one that will bind them together and show them what love and family and friendship really mean.

Years after an Easter weekend tragedy devastates a family, they return to the house they grew up in to unearth the many secrets hidden within the nooks and crannies of home.

Shy and gawky, Ana has always daydreamed about living the life of her exotic half-sister Bee, a pop singer who had a number one hit single before she inexplicably vanished from the celebrity scene. When Bee turns up dead, Ana is dispatched to the big city to clear out her apartment. Instantly seduced by the second-hand glamour of Bee's baubles, bangles, and bottles of Pierre-Jouet, Ana takes up with Bee's wild club-hopping cronies.

After her grandmother Arlette's death, Betty is finally ready to begin her life. She had forfeited university, parties, boyfriends, summer jobs in order to care for Arlette. Now she's ready for whatever life throws at her, and, since the will included a beneficiary unknown to her who lives in the city, she heads there to find the mysterious woman. In 1920s London, Arlette is starting her new life in a time of postwar change. Beautiful and charismatic, she's drawn into a hedonistic world, but then tragedy strikes, and she flees back to her childhood home....

Meet Jessica Jones: retired superhero, private investigator, loner. She tried her best to be a shiny spandex crimefighter, but that life only led to unspeakable trauma. Now she avoids that world altogether and works on surviving day-to-day in Hell’s Kitchen, New York. The morning a distraught mother comes into her office, Jessica would prefer to nurse her hangover and try to forget last night’s poor choices. But something about Amber Randall’s story strikes a chord with her. Amber is adamant that something happened to her teenage twins while they were visiting their father in the UK.

After Lucy is found wandering the streets, covered in her best friend Savvy’s blood, everyone thinks she is a murderer. Lucy and Savvy were the golden girls of their small Texas town: pretty, smart, and enviable. Lucy married a dream guy with a big ring and an even bigger new home. Savvy was the social butterfly loved by all, and if you believe the rumors, especially popular with the men in town. It’s been years since that horrible night, a night Lucy can’t remember anything about, and she has since moved to LA and started a new life.

Imagine that you live on a picturesque communal garden square, an oasis in urban London where your children run free, in and out of other people's houses. You've known your neighbors for years and you trust them. Implicitly. You think your children are safe. But are they really? On a midsummer night, as a festive neighborhood party is taking place, preteen Pip discovers her 13-year-old sister Grace lying unconscious and bloody in a hidden corner of a lush rose garden. What really happened to her?

1990. Toby Dobbs received a big Victorian house with too many bedrooms to count as a wedding present from his father, but his marriage is over within a month. Very alone, and very lonely, Toby posts an advertisement seeking the Unexpectedly Alone to become his roommates. Fifteen years later, the wayward souls he takes in are still living with him, with no intention of leaving. 2004. Toby Dobbs has met Leah Pilgrim from across the road, and they're falling in love.

In the early hours of a summer morning, a young woman steps into the path of an oncoming bus. A tragic accident? Or suicide? At the center of this puzzle is Adrian Wolfe, a successful architect and grief-stricken widower, who, a year after his third wife's death, begins to investigate the cause. As Adrian looks back on their brief but seemingly happy marriage, disturbing secrets begin to surface. The divorces from his two previous wives had been amicable, or so it seemed; his children, all five of them, were resilient as ever, or so he thought.