Kit Darling is a maid with a snooping problem. She’s the “invisible girl,” compelled to poke into her wealthy clients’ closely guarded lives. It’s a harmless hobby until Kit sees something she can’t unsee in the home of her brand-new clients: a secret so dark it could destroy the privileged couple expecting their first child. This makes Kit dangerous to the couple. In turn, it makes the couple—who might kill to keep their secret—dangerous to Kit.

Perla Wultz lives with her husband, Grant, and their precious daughter, Sophie, in a gated Pasadena community. Affluent, sociable, and accomplished, Perla plays the part of loving wife and mother to perfection. It seems an ideal life, if not for a decades-old crime that has become Perla’s dark and consuming secret obsession. Twenty-three years ago, Leewood Folcrum confessed to murdering two young girls during a birthday party. Though he’s been condemned to a life sentence, his crime is not forgotten.

Meghan, Brecia, and Skye have just one thing in common. They were all murdered by the same man. He hunted them online, masquerading as an eligible bachelor. Then he played the perfect gentleman, a thick layer of charm and a thousand-watt smile hiding the fact that his first dates end in shallow graves. He’s gotten away with murder three times now.

Lily Bradley is a respected psychotherapist married to a distinguished professor. They live in a dream house with their two children in close-knit Story Cove. Lily lives a well-ordered life. Or so it seems. As a therapist, she knows everyone keeps things hidden. Even her. Then sensual and free-spirited Arwen Harper rolls into town in her hand-painted VW van, her sixteen-year-old son riding shotgun. Overnight, Story Cove’s secrets are no longer safe. Because Arwen might know her new neighbors better than they know themselves.

Grace Holloway keeps to herself. Since narrowly escaping death at the hands of the man who kidnapped her, she’s thrown herself into the small inn she runs in Rock Harbor, Maine. It’s quiet, quaint and, in the off-season, completely isolated—the perfect place for Grace to keep her own secrets. But Grace isn’t the only one with something to hide, and Rock Harbor isn’t just a sleepy vacation town. Someone is taking young women—girls who look an awful lot like Grace did when she was kidnapped so many years ago.

Scarlett Clark is an exceptional English professor. But she’s even better at getting away with murder. Every year, Dr. Clark searches for the worst man at Gorman University - professor, student, or otherwise - and plots his well-deserved demise. Thanks to her meticulous planning, she’s avoided drawing attention to herself…but as she’s preparing for her biggest kill yet, the school starts probing into the growing body count on campus.

Leigh Collier has worked hard to build what looks like a normal life. She has a good job as a defense attorney, a daughter doing well in school, and even her divorce is relatively civilized - her life is just as unremarkable as she’d always hoped it would be. But Leigh’s ordinary life masks a childhood that was far from average...a childhood tarnished by secrets, broken by betrayal, and finally torn apart by a devastating act of violence.

Grace Evans, an overworked New Yorker looking for a total escape from her busy life, books an Airbnb on a ranch in the middle of Wyoming. When she arrives at the idyllic getaway, she’s pleased to find that the owner is a handsome man by the name of Calvin Wells—and he’s eager to introduce her to his easygoing way of life. But there are things Grace discovers that she’s not too pleased about: A lack of cell phone service. A missing woman. And a feeling that something isn’t right with the ranch.

Sadie and Will Foust have only just moved their family from bustling Chicago to small-town Maine when their neighbor Morgan Baines is found dead in her home. The murder rocks their tiny coastal island, but no one is more shaken than Sadie. But it’s not just Morgan’s death that has Sadie on edge. And as the eyes of suspicion turn toward the new family in town, Sadie is drawn deeper into the mystery of what really happened that dark and deadly night.

Gina Royal is the definition of average—a shy Midwestern housewife with a happy marriage and two adorable children. But when a car accident reveals her husband’s secret life as a serial killer, she must remake herself as Gwen Proctor—the ultimate warrior mom. With her ex now in prison, Gwen has finally found refuge in a new home on remote Stillhouse Lake.