In a hushed Vatican reading room, the scene was shocking: a crazed professor shot dead after brandishing evidence of a grisly crime. Moments later, two bodies are found in a nearby church, each with a gruesome calling card from the killer.

When a well-known British TV historian, Marmaduke Godolphin, is found murdered in the canals of Venice during carnival, stabbed by a stiletto blade, the Venetian police are eager to have the case solved and cleared up within a day—murder is bad for tourism! The police recruit the help of retired archivist, Arnold Clover. Godolphin had hired his services on arriving in Venice to help sort through some historical papers of note. These dusty documents may contain previously unknown information about the assassination of the murderer, Lorenzino de' Medici, 500 years previously.

The Palazzo Colombina is home to the Uccello family: three generations of men, trapped together in the dusty palace on Venice's Grand Canal. Awkward 15-year-old Nico. His distant, business-focused father. And his beloved grandfather, Paolo. Paolo is dying. But before he passes, he has secrets he's waited his whole life to share.

Crimebusting duo DI Jackman and DS Evans are back, solving another crime that will make your skin crawl. Twenty years ago: a farmer and his wife are cut to pieces by a ruthless serial killer. Now: a woman is viciously stabbed to death in the upmarket kitchen of her beautiful house on the edge of the marshes. Then a man called Daniel Kinder walks into Saltern police station and confesses to the murder. But DI Rowan Jackman and DS Marie Evans of the Fenland Constabulary soon discover that there is a lot more to Daniel than meets the eye.

Nobel Prize-winning scientist Sarah Collier has taken a step back from work to spend more time with her family. Movie nights with her husband Daniel and their daughter Maddie are a welcome respite from the scrutiny of the world’s press. As much as it hurts, it’s good to be able to see her father more too. He’s suffering from Alzheimer’s and needs special care. Sarah has started to show tell-tale signs of the disease too. She’s been experiencing blackouts and memory loss. It’s early days but she must face the possibility that she won’t be there to see her daughter grow up.

Dr. Margaret Richter has it all. She’s rich, thanks to her best-selling self-help books. She has a beautiful home in Cape Cod overlooking the beach. And she has a monthly book club that everyone is dying to get invited to. Literally. Because behind the crystal wine glasses, the fine linens and the catered hors d'oeuvres lies a tangled web of secrets, of deceit, of murder. No member of the book club is innocent—and many are guilty. And the person with the most to hide is Margaret Richter herself.

Lana Fleming’s sister has vanished from the set of TV’s hottest show, and no one seems to care. Desperate for answers, Lana sneaks in as an extra, only to get stranded with Griffin Hart, an A-list action star with a reputation for good abs and bad decisions. Though Griffin didn’t expect to be cast as a librarian’s sidekick in a real-life thriller, he’s weirdly into it—and into her. Even more unsettling—she sees right through his playboy persona. But their meet-cute soon turns deadly when they uncover a Hollywood scandal for the ages.

Sometimes the darkest mysteries are homegrown. When Zephyr Nelson returns home to look after her ailing mother, she discovers that her younger brother, Cotter, has become obsessed with a malevolent influencer on a mysterious voice app. Just as a series of puzzling deaths begin plaguing their small town of Sugarland. With the help of her college best friend and occasional lover, Teddy, Zephyr unravels truths about Sugarland that are impossible for her to accept ...

Timothy and Jonah, wealthy entrepreneurs with a spoiled son, hide sins from their past—one involving a death on a cruise, the other a crime in Bali. Nathan and Samantha, the hot ex-nanny turned trophy wife, grapple with infertility and a shocking paternity secret. Bartosz and Angelika (he’s a chef, she’s a former sex worker) carry debts to the other couples they don’t even realize they owe. Over fourteen days, the couples bond—but their pasts are too deeply intertwined to stay hidden. The sly concierge, Putu, knows more than he lets on.

Amy Nicols (Lizzy Caplan) was an FBI agent with a dogged need to protect everyone—until that instinct caused her to mishandle a crisis, lose innocent lives, and lose her job. Now a civilian working in private security, that mistake still haunts her. One morning on the commuter train, she overhears a young couple plotting a murder. Ignoring warnings from her family and friends, Amy’s instinct to protect and serve compels her to investigate. But the further she goes, the more she finds her own life in danger.

Nathan Tyler is an unassuming professor at a middling American university with a rather obscure specialty in mathematics—in short, a nobody from nowhere. So why is the White House calling? Summoned to Washington, DC, for a top-secret briefing, Nathan discovers that he’s the key to a massive foreign intelligence breakthrough. Reading between the lines of a cryptic series of equations, he could open a door straight into the heart of the Kremlin and change the global balance of power forever.

Cassie thinks she has met the perfect man. Joel is sweet, handsome, romantic, and best of all, he’s crazy about Cassie. She thinks she’s found the guy she’ll spend the rest of her life with. Have children with. Grow old with. Yes, she knows about his perfect ex-girlfriend, Francesca. The beautiful, brilliant chef, beloved by all his friends. But she thinks Francesca is out of the picture. She thinks Francesca is gone for good. Think again, Cassie.

On the Yorkshire moors, celebrated author Faye Mathis is coming to terms with her early-onset dementia. She has begun writing her memoir, committing her past to paper before her memory betrays her. But her family history is full of gaps, bloodlines cut short, family ties all ending in knots. When a picture of Faye – dirty and dishevelled, stumbling alone on the moors – goes viral, her life is thrown into chaos. Faye is convinced she is not that person in the photograph. But how can she be sure?

Life’s not going well for forty-year-old Abby. When her beautiful and charismatic best friend dies suddenly, she’s left reeling. Hetty’s always been such a dominant force in her life; now Abby must figure out who she is – and who she wants to be – without Hetty by her side. Abby has always been the odd one out in Hetty’s wealthy, privileged friendship group. Despite their differences, Abby has managed to carve out a place for herself. But Hetty isn’t an easy friend to have. She blows hot and cold, alternating between fierce loyalty and unwarranted cruelty.

Sloan will go through hell and back for those she loves. And she does so, every single day. Caught up with the alluring Asa Jackson, a notorious drug trafficker, Sloan has finally found a lifeline to cling to, even if it’s meant compromising her morals. She was in dire straits trying to pay for her brother’s care until she met Asa. But as Sloan became emotionally and economically reliant on him, he in turn developed a disturbing obsession with her—one that becomes increasingly dangerous every day.