From Alex Finlay, the author of Every Last Fear and The Night Shift, comes an action-packed new thriller What Have We Done, about the lives we leave behind and the secrets we carry with us forever.

The three Williams girls are as close as sisters can be, and they also share one special trait in common: each of them have a man in their lives that they could do without.

UrbanMyth: It was lauded as an alternative to the performative, show-your-best-self platforms—an anonymous discussion board grouped by zip code. The residents of Manhattan’s exclusive Upper East Side disclosed it all, things they would never share with their friends or their spouses: secret bank accounts, steamy affairs, tidbits of juicy gossip. So when a “hacktivist” group breaks into the forum and exposes the real identity of each poster, the repercussions echo down Park Avenue with a force that none could have anticipated.

As kids, Emily and Chess were inseparable. But by their 30s, their bond has been strained by the demands of their adult lives. So when Chess suggests a girls trip to Italy, Emily jumps at the chance to reconnect with her best friend.

Jen Weinstein and Lauren Parker rule the town of Salcombe, Fire Island every summer. They hold sway on the beach and the tennis court, and are adept at manipulating people to get what they want. Their husbands, Sam and Jason, have summered together on the island since childhood, despite lifelong grudges and numerous secrets. Their one single friend, Rachel Woolf, is looking to meet her match, whether he’s the tennis pro. But even with plenty to gossip about, this season starts out as quietly as any other. Until a body is discovered, face down, off the side of the boardwalk.

Emily Bennett works as a therapist in Pennsylvania, helping children overcome their troubled pasts—even as she struggles to forget her own. Once upon a time, Emily was part of a middle school clique called the Harpies—six popular girls who bullied the new girl to her breaking point. The Harpies took a blood oath: never tell a soul what they did to Grace Farmer. Now, fourteen years later, it seems karma has caught up to them when one member of that vicious circle commits suicide.

Olivia Bender designs exquisite home interiors that satisfy the most demanding clients. But her own deepest desire can’t be fulfilled by marble counters or the perfect rug. She desperately wants to be a mother. Fertility treatments and IVF keep failing. And just when she feels she’s at her lowest point, the police deliver shocking news to Olivia and her husband, Park. DNA results show that the prime suspect in a murder investigation is Park’s son. Olivia is relieved, knowing this is a mistake. Despite their desire, the Benders don’t have any children. Then comes the confession.

One year ago, Isabelle Drake's life changed forever: her toddler son, Mason, was taken out of his crib in the middle of the night while she and her husband were asleep in the next room. With little evidence and few leads for the police to chase, the case quickly went cold. However, Isabelle cannot rest until Mason is returned to her—literally. Except for the occasional catnap or small blackout where she loses track of time, she hasn’t slept in a year. Isabelle's entire existence now revolves around finding him, but she knows she can’t go on this way forever.

Jake Hayes is missing. This much is certain. At first, his wife, Nina, thinks he is blowing off steam at a friend’s house after their heated fight the night before. But then a day goes by. Two days. Five. And Jake is still nowhere to be found. Lily Scott, Nina’s friend and coworker, thinks she may have been the last to see Jake before he went missing. After Lily confesses everything to her husband, Christian, the two decide that nobody can find out what happened leading up to Jake’s disappearance, especially not Nina.

There’s a cottage on a cliff. Gabe and Pippa’s dream home in a sleepy coastal town. But their perfect house hides something sinister. The tall cliffs have become a popular spot for people to end their lives. Night after night Gabe comes to their rescue, literally talking them off the ledge. Until he doesn’t. When Pippa discovers Gabe knew the victim, the questions spiral...Did the victim jump? Was she pushed?

It’s the week before her wedding, and all of Eliza’s meticulous planning is about to pay off. She’s become the exact type of woman who would marry into the prominent, blue-blood Walker family–Ivy League credentials, a high-powered PR job, and a designer label wardrobe. But as the big day approaches, secrets from Eliza’s past attending an Evangelical college start to throw her true motives into question. Who exactly is Eliza Bennett and what does she really want?

Everyone in Raleigh, North Carolina, is talking about Norah Ramsey, the single mother accused of being a suburban madam. But Norah's not the only one keeping secrets. After her mother's arrest, Norah's teenage daughter, Violet, is devastated and alone. She has no one to turn to until her grandmother Polly arrives. Polly, long estranged from Norah, is running from her own troubles.

Vera is ruthlessly ambitious, beautiful, and knows how to get exactly what she wants—no matter who stands in the way. When she meets a wealthy older man on an exclusive dating app, she thinks nothing of the wife he tells her he’s separated from. But days later, when the man and his wife are found dead in their home, Vera is immediately blamed for their deaths and branded as good as a murderer.

Janie needs a break: her baby won’t sleep, she’s struggling with motherhood, and a secret from her past threatens to tear her new family apart. So when her partner, Max, offers to do their baby’s feedings that night so she can finally get some sleep, she jumps at the chance. But when Janie wakes up at three a.m., her daughter is screaming alone in her bassinet…Max has vanished. Alone with a newborn and desperate for answers, Janie searches for Max, but the more she learns about the man she loves, the more she wonders how well she knew him at all.

Marin had the perfect life. Married to her college sweetheart, she owns a chain of upscale hair salons, and Derek runs his own company. They're admired in their community and are a loving family—until their world falls apart the day their son, Sebastian, is taken. A year later, Marin is a shadow of herself. The FBI search has gone cold. The publicity has faded. She and her husband rarely speak. She hires a PI to pick up where the police left off, but instead of finding Sebastian, she learns that Derek is having an affair with a younger woman.

All Ruby wanted was a fresh start. But after an early retirement and a relocation to a tight-knit community with her husband, Tom, and her daughter, Lily, her new beginning takes a turn. First her troubled daughter and then her husband disappear without a trace. Unsure how to cope, grief-ridden Ruby turns to her neighborhood friends to find a way forward with new hobbies, including a murder club where they try to solve cold cases. But just as unexpectedly as her family vanished, a body floats to the surface of the nearby lake.

Liv and Gabe Ahlstrom are estranged siblings who haven’t seen each other in years, but that’s about to change when they receive a rare call from their older brother’s wife. “Mack is dead,” she says. “He died of a seizure.” Five minutes after they hang up, Liv and Gabe each receive a scheduled email from their dead brother, claiming that he was murdered. The siblings return to their family-run resort in the Northwoods of Minnesota to investigate Mack's claims, but Leech Lake has more in store for them than either could imagine.

For Jolene “Jo” Baker, the least she can do for her adoring husband, Dominic, is give unwavering support for his North Carolina gubernatorial run. He is not only the love of her life, he's also helping her prove that she's far more than just a pampered trophy wife. With huge crowds showing up at Dominic’s speeches and the polls consistently in his favor, she's never been happier to stand proudly by his side... Until she and Dominic start seeing the same, strangely ominous woman turning up all along the campaign trail.

A terrible hit and run accident took Celeste Cleary's life until doctors managed to bring her back. But now she's... different. Once a respected scientist, she walks the thin veil between the living and the dead. As she struggles to return to her former life, Celeste receives an email-a heart-wrenching letter from a stranger, a woman begging for help locating her seventeen-year-old sister, Katie, who vanished a year before.

A warrant service in the San Bernardino Mountains goes horribly wrong when an IED blast kills four police officers. Devastated by the loss of her team, the lone survivor, Long Beach Sergeant Jodie King, struggles with her guilt and grief, especially as the case remains open with no clear leads or suspects. Weeks after the explosion, Jodie retires from the police department and returns to the mountain bomb site seeking peace and resolution...only to find herself in the crosshairs once again.

Reporter Lee Ellerin’s investigation into a young woman’s unsolved murder gained national attention—only for her to lose everything due to a tragic mistake. After being publicly ridiculed for causing a suspect’s death, Lee is forced to leave her career behind. Five years later, pregnant college student Amanda Hartley lies in a coma. The police say she attempted suicide, but the details don’t add up. Where is the father? Who was paying for Amanda’s Manhattan penthouse? Why did Amanda have a note with Lee’s name in her backpack?

Five serial killers. Known only to each other as: Alpha. Bravo. Charlie. Delta. Easy. Connected through a secure internet location, encrypted and concealed, a unique chat room they have named Jack’s Special Place in homage to their ultimate model—the one killer they hold in the highest esteem: Whitechapel, London. 1888. The infamous murderer remembered in dark history as Jack the Ripper. And so, they are Jack’s Boys. They delight in each other’s crimes. They relish in taunting police around the world with odd clues and deep confusion—the modern version of the Victorian-era killer they emulate.

It's been said that all great literature boils down to one of two stories—a man takes a journey, or a stranger comes to town. While mystery writers have been successfully using both approaches for generations, there's something undeniably alluring in the nature of a stranger: the uninvited guest, the unacquainted neighbor, the fish out of water. In the newest collection of stories by the Mystery Writers of America, each author weaves a fresh tale surrounding the eerie feeling that comes when a stranger enters our midst, featuring stories by prolific mystery writers.

Four years ago, beautiful yet troubled Allie Andersen vanished without a trace. The twenty-one-year-old daughter of an acclaimed actress, her disappearance captivated the media, left her family distraught, and became a fixation for online theorists, who implicated everybody Allie knew and loved. Everyone, including her devoted stepsister, Natasha. Now, Natasha is finally trying to move on.

After she’s shot in the line of duty, Detective Carolina McKay returns to her hometown hoping to rebuild her life and conquer her demons. But before she can even unpack, a college student is found dead in a ditch. The crime scene looks familiar. Too familiar. Has the madman who terrorized Carolina’s childhood, reemerged? Or is a new killer copying those old murders?

In McFalls County, local crime boss Gareth Burroughs runs everything on the mountain. And Nelson “Nails” McKenna has been his enforcer since he was a teenager, though his heart's not really in the dirty work. Then one night in a local roadhouse, Nails goes too far, defending a woman, and even Burroughs’s reach can’t get him out of this one. With a dead body and countless witnesses, Nails and the woman become fugitives on the run, and unlikely partners.

When Lenna gets a call from her old friend Rhiannon, she is startled; Rhiannon disappeared years ago without a trace. But Lenna is even more startled to learn that Rhiannon has a son and that she lives off the grid with a group of women in a community called Halcyon. Rhiannon invites Lenna, a new mother herself, to join them. Why suffer the sleepless nights by yourself? It takes a village, after all. Lenna decides to go and hopefully repair her relationship with Rhiannon, but as she drives into the desert and her cell service gets weaker, she becomes suspicious.

Violet knows that time is a futile healer. When she thinks of her happily married grandfather—a predator lovingly referred to as Papa—the feelings of rage and betrayal still swell. Her younger sister, Lily, just discovered the numbing truth about him. Their mother, Rose? She can’t believe it. Not Papa. Leave it alone, Violet. Focus on the now.

One Missing Person. Two Rival Detectives. Infinite Chemistry. This rollicking thrill ride told in alternating “he said/she said” perspectives is an irresistible blend of mystery, sexual tension, and humor.

His drinking is getting worse by the day, his emotional wounds after a deployment to Afghanistan are as raw as ever, his marriage and career are over, and the only job he can hold down is with the local sheriff’s department. And that’s only because the sheriff is his mother—and she’s overwhelmed with small town Shaky Lake’s dwindling budget and the fallout from the opioid epidemic.