Ten strangers wake up inside an old locked house. They have no recollection of how they got there. In order to escape, they have to solve the disappearance of a young woman. But a killer also stalks the halls of the house and soon the body count starts to rise. Who are these strangers? Why were they chosen? Why would someone want to kill them? And who—or what—lurks in the cellar?

In the glow of their children’s exciting first year of college at a small private school in Northern California, five families plan on a night of dinner and cocktails for the opening festivities of Parents Weekend. As the parents stay out way past their bedtimes, their kids—five residents of Campisi Hall—never show up at dinner.

On a blistering summer day in 1968, nine-year-old Tommy vanishes without a trace from Coram House, an orphanage on the shores of Lake Champlain. Some say a nun drowned him, others say he ran away. Or maybe he never existed. Fifty years later, his disappearance is still unsolved. Struggling true crime writer Alex Kelley needs a fresh start. When she’s asked to ghostwrite a book about the orphanage—and the abuses that occurred there—she packs up her belongings and moves to wintry Burlington, Vermont.

Reclusive author Ginevra Ex is famous for her unusual approach to crafting her bestselling thrillers: she hires real people and conducts intensive interviews, then fictionalizes them. Her latest main character, Rory, is thrilled when Ginevra presents her with an extravagant bonus—a lavish trip along Italy’s Mediterranean coast on the famed, newly renovated Orient Express. But when Rory boards the train, she’s stunned to discover that her brother, her best friend, and even her ex-fiancé are passengers, as well. All invited by Ginevra, all hiding secrets.

After thirty years of friendship, Pam dreams of her perfect retirement with Nancy, Shalisa, Marlene, and their husbands—until their husbands pool their funds for an investment that goes terribly wrong. Suddenly, their golden years are looking as dreary as their marriages. But when the women discover their husbands have seven-figure life insurance policies, a new dream forms. And this time, they need a hitman.

Rowan Gallagher is a devoted single mother and a talented architect with a high-profile commission restoring an historic mansion for the most powerful family in Maine. But inside, she’s a mess. She knows that stalking her ex’s avatar all over Portland on her phone isn't the healthiest way to heal from their breakup. But she’s out of ice cream and she's sick of romcoms. Watching his every move is both fascinating and infuriating. He's dining out while she's wallowing on the couch. The last straw comes when he parks in their favorite spot on the waterfront.

After losing her young son in an accident, Rachel Kennan throws herself into her career as police chief of a small Virginia town to avoid focusing on her grief. Meanwhile, her husband, Finn, a washed-up writer whose alcoholism led to the devastating tragedy that changed everything, struggles to redeem himself before his family completely falls apart. Their two daughters are the only things keeping Rachel and Finn together, but the girls have demons of their own. At the same time, a disturbing crime rocks their tightknit religious community.

Julie Chan, a supermarket cashier with nothing to lose, finds herself thrust into the glamorous yet perilous world of her late twin sister, Chloe VanHuusen, a popular influencer. Separated at a young age, the identical twins were polar opposites and rarely spoke, except for one viral video that Chloe initiated (Finding My Long-Lost Twin And Buying Her A House #EMOTIONAL). When Julie discovers Chloe’s lifeless body under mysterious circumstances, she seizes the chance to live the life she’s always envied.

Thom and Wendy Graves have been married for over twenty-five years. They live in a beautiful Victorian on the north shore of Massachusetts. Wendy is a published poet and Thom teaches English literature at a nearby university. Their son, Jason, is all grown up. All is well…except that Wendy wants to murder her husband.

After the unexpected death of her father, college student Jane Sharp longs for a distraction from her grief. She becomes obsessed with true crime, befriending armchair detectives who teach her how to hunt killers from afar. In this morbid internet underground, Jane finds friendship, purpose, and even glory . . .So when news of the shocking deaths of three college girls in Delphine, Idaho, takes the world by storm, and sleuths everywhere race to solve the crimes, Jane and her friends are determined to beat them.