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.

From the acclaimed author of Her Every Fear and The Kind Worth Killing comes a diabolically clever tale of obsession, revenge, and cold-blooded murder - a sly and brilliant guessing game of a novel. Harry Ackerson has always considered his stepmother, Alice, to be sexy and beautiful in an "otherworldly" way. She has always been kind and attentive, if a little aloof in the last few years. Days before his college graduation, Alice calls with shocking news. His father is dead, and the police think it's suicide.

For 15 years, Lexi and Jake have played the same six numbers with their friends. Over drinks, dinner parties, and summer barbecues, the three couples have discussed the important stuff - kids, marriages, careers - and they’ve laughed off their disappointment when they failed to win anything. But then, the unthinkable happens. There’s a rift in the group. Someone is caught in a lie. And soon after, six numbers come up that change everything forever.

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....

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.

For nearly a year, Beth has been planning for her escape. She's thought through everything - a new look, new name and new city - because one small slip and her husband will find her. A couple hundred miles away, Jeffrey returns home from a work trip to find his wife, Sabine, is missing. Wherever she is, she’s taken almost nothing with her. Her abandoned car is the only evidence the police have, and all signs point to foul play.

Seeking women ages 18-32 to participate in a study on ethics and morality. Generous compensation. Anonymity guaranteed. When Jessica Farris signs up for a psychology study conducted by the mysterious Dr. Shields, she thinks all she’ll have to do is answer a few questions, collect her money, and leave. But as the questions grow more and more intense and invasive and the sessions become outings where Jess is told what to wear and how to act, she begins to feel as though Dr. Shields may know what she’s thinking...and what she’s hiding.

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 drunken one-night stand on her bachelorette weekend. She puts the incident - and the sexy guy who wouldn’t give her his real name - out of her mind, and now believes she wants to be with Bruce for the rest of her life. Then the mysterious stranger suddenly appears....

When I arrive unannounced at my husband's studio in need of a shoulder to cry on after hearing that my best student, Alex, has died, I see a pair of wineglasses drying by the sink, and my deepest fear is confirmed: my husband is having an affair. Most women would fall to their knees in tears and throw him out of the house - but I just can't bring myself to do it. Instead, I go home and cook a healthy dinner for our children, walk the dog, and unload the dishwasher without complaint. I need this marriage to work to protect a terrible secret of my own....

On an ordinary Friday evening at his favorite Boston tavern, George Foss's comfortable, predictable life is shattered when a beautiful woman sits down at the bar, a woman who vanished without a trace twenty years ago. Liana Dector isn't just an ex-girlfriend, the first love George couldn't quite forget. She's also a dangerous enigma and quite possibly a cold-blooded killer wanted by the police. Suddenly, she's back - and she needs George's help. Ruthless men believe she stole some money…and they will do whatever it takes to get it back.

Gen is on the verge of a divorce from her cheating husband. When her sister, Meg, has a convention to attend in the Big Apple, she invites Gen along to celebrate her newly found freedom. But the perfect sisters’ getaway quickly goes awry when a tipsy Gen defiantly throws her wedding ring off the hotel room’s balcony. Then, wanting some fresh air, she decides to take a late-evening walk alone and vanishes without a trace.

Home is where the nightmare is. The number one international best seller everyone can't stop talking about. Beautiful double room to let to single person. Lisa, a troubled young woman with a past, can’t believe her luck when she finds a beautiful room to rent in a large house. The live-in owners are a kind and welcoming couple. Everything is fine until she finds a suicide note hidden in her room. But when the couple insist this man didn’t exist and that Lisa is their first tenant, Lisa begins to doubt herself.

"Once a cheat, always a cheat," they say. Marcie Maddox has worked hard to get where she is after the illicit affair that started her new life a few years ago. But her world of country clubs, yachts, and sumptuous houses in Savannah, Georgia, isn’t easy to maintain, no matter how hard she tries. Nor is keeping her husband, Jason, truly interested.

The day after her ninth birthday, Lucie and Blake Sullivan agree, for the very first time, to let their daughter, Grace, make the four-minute walk back home alone from a friend’s house down the street. They joke with friends about hiding behind bushes to ensure she is safe. But the joke turns sour when Grace does not appear. Despite the best efforts of the police and local community, Grace seems to have vanished into thin air. With hope fading fast, Lucie knows she can rely on her husband to support her. That is until the day she makes a shocking discovery....

When Rowan stumbles across an ad for a live-in nanny, she’s looking for something else completely. But it seems like too good an opportunity to miss - with a staggeringly generous salary. And when she arrives at Heatherbrae House, she is smitten - by the luxurious "smart" house fitted out with all modern conveniences, by the beautiful Scottish Highlands, and by this picture-perfect family. What Rowan doesn’t know is that she’s stepping into a nightmare - one that will end with a child dead and Rowan in prison awaiting trial for murder.