Years ago, bookseller and mystery aficionado Malcolm Kershaw compiled a list of the genre’s most unsolvable murders, those that are almost impossible to crack - which he titled "Eight Perfect Murders". But no one is more surprised than Mal, now the owner of the Old Devils Bookstore in Boston, when an FBI agent comes knocking on his door one snowy day in February. She’s looking for information about a series of unsolved murders that look eerily similar to the killings on Mal’s old list. And the FBI agent isn’t the only one interested in this bookseller.

Hen and her husband, Lloyd, have settled into a quiet life in a new house outside of Boston, Massachusetts. Hen (short for Henrietta) is an illustrator and works out of a studio nearby and has found the right meds to control her bipolar disorder. Finally, she’s found some stability and peace. But when they meet the neighbors next door, that calm begins to erode as she spots a familiar object displayed on the husband’s office shelf. The sports trophy looks exactly like one that went missing from the home of a young man who was killed two years ago.

On a flight from London to Boston, Ted Severson meets the stunning and mysterious Lily Kintner. Sharing one too many martinis, the strangers begin to play a game of truth, revealing intimate details about themselves. Ted talks about his marriage that’s going stale and his wife, Miranda, who he’s sure is cheating on him. Ted and his wife were a mismatch from the start - he the rich businessman, she the artistic free spirit - a contrast that once inflamed their passion but has now become a cliché. But their game turns a little darker when Ted jokes that he could kill Miranda....

Martha Ratliff conceded long ago that she’d likely spend her life alone. She was fine with it, happy with her solo existence, stimulated by her work as a librarian in Maine. But then she met Alan, a charming and sweet-natured salesman whose job took him on the road for half the year. When he asked her to marry him, she said yes, even though he still felt a little bit like a stranger.

Growing up, Kate Priddy was always a bit neurotic, experiencing momentary bouts of anxiety that exploded into full-blown panic attacks after an ex-boyfriend kidnapped her and nearly ended her life. When Corbin Dell, a distant cousin in Boston, suggests the two temporarily swap apartments, Kate, an art student in London, agrees, hoping that time away in a new place will help her overcome the recent wreckage of her life. But soon after her arrival at Corbin's grand apartment on Beacon Hill, Kate makes a shocking discovery.

During the languid days of the Christmas break, a group of 30-something friends from Oxford meets to welcome in the New Year together, a tradition they began as students 10 years ago. For this vacation, they’ve chosen an idyllic and isolated estate in the Scottish Highlands - the perfect place to get away and unwind by themselves. They arrive on December 30, just before a historic blizzard seals the lodge off from the outside world. Two days later, on New Year’s Day, one of them is dead.

Abigail Baskin never thought she'd fall in love with a millionaire. Then she met Bruce Lamb. He's a good guy, stable, level-headed, kind—a refreshing twist from her previous relationships. But right before the wedding, Abigail has a moment of uncertainty. The drunken one-night stand from her bachelorette weekend, the sexy guy who wouldn't give her his real name, didn't really mean anything, she keeps telling herself. She puts the incident out of her mind. Then the mysterious stranger suddenly appears—and Abigail's future life and happiness are turned upside down.

The people who call End of the Line need hope. They need reassurance that life is worth living. But some are unlucky enough to get through to Laura. Laura doesn’t want them to hope. She wants them to die. Laura hasn’t had it easy: she's survived sickness and a difficult marriage only to find herself heading for forty, unsettled and angry. She doesn't love talking to people worse off than she is. She craves it. But now someone’s on to her - Ryan, whose world falls apart when his pregnant wife ends her life, hand in hand with a stranger.

A serial rapist is kidnapping teenage girls. But he’s not interested in just any teenage girls - only virgins. He hunts them by following their status updates and check-ins on social media. Once captured, they’re locked away in his sound-proof basement until they’re groomed and ready. He throws them away like pieces of trash after he’s stolen their innocence. Nobody escapes alive. Until Ella. She risks it all to escape, setting herself and the other girls free. Only the girl who's been captive the longest gets out with her. And soon Ella discovers her nightmare's far from over.

The media have descended on Garrett Island, a small, isolated community that is the setting of a visionary experiment. All the residents’ cars were sent to the mainland and for the past month the islanders have been “driving” the Arrival, a revolutionary autonomous vehicle. With a simple voice command, an Arrival will take you wherever you want to go and, because the fleet is networked and aware of one another, car travel is now 100% safe. The future, it seems, has arrived.

Ten years after graduation, Jessica Miller has planned her triumphant return to her Southern, elite Duquette University, down to the envious whispers that are sure to follow in her wake. Everyone is going to see the girl she wants them to see - confident, beautiful, indifferent. Not the girl she was when she left campus, back when Heather Shelby's murder fractured everything, including the tight bond linking the six friends she'd been closest to since freshman year.

A week at a beautiful chateau in the south of France—it should be a straightforward final job for Dora. She's a smart, stunning and discreet escort, and Daniel has paid for her services before. This time, all she has to do is to convince the assembled guests that she is his girlfriend. Dora is used to playing roles and being whatever men want her to be. It's all about putting on a front.

In 2009, Edie had New York’s social world in her thrall. Mercurial and beguiling, she was the shining star of a group of recent graduates living in a Brooklyn loft and treating New York like their playground. When Edie’s body was found near a suicide note at the end of a long, drunken night, no one could believe it. Grief, shock, and resentment scattered the group and brought the era to an abrupt end.

Darby Thorne is a college student stranded by a blizzard at a highway rest stop in the middle of nowhere. She’s on the way home to see her sick mother. She’ll have to spend the night in the rest stop with four complete strangers. Then she stumbles across a little girl locked inside one of their parked cars. There is no cell phone reception, no telephone, no way out because of the snow, and she doesn’t know which one of the other travelers is the kidnapper.

Your dad’s not a good person. Your dad killed people, son. These are some of the last words Jack Givins’ father spoke to him before he was whisked away by witness protection, leaving Jack and his mother to pick up the shattered pieces of their lives as best they could. Years later, Jack is a grown man with problems of his own. He’s a talented but struggling author, barely scraping by on the royalties from his moderately successful first book. So when the U.S. Marshals approach him with a lucrative opportunity, he’s in no position to turn them down.