A work that defies easy labels—at once a propulsive masterpiece of suspense and an absorbing immersion in the lives of characters so real we seem to hear their heartbeats—Think of a Number is a novel you’ll not soon forget.

A glamorous woman is murdered in her ultra-luxurious London mansion and her husband goes missing. But according to public records, neither of them exists. The only leads police have are several objects arranged around the woman’s body, including a set of keys and a book called How to Process a Murder by Laughton Rees—a book that appears to have helped the killer forensically cleanse the crime scene.

Every town needs a hero, and Detective Cal Farrell fits the bill. He stopped an active shooter six months earlier, and now he’s become the darling of the Alexandria press. The problem is that Cal remembers nothing from that day. He’s working with a psychiatrist to recover his memories, but hasn’t had much luck. Then, on one of his morning runs, he is once again the first on scene for a grisly discovery—a body hanging impossibly high on a tree. Soon there’s another victim, killed by a blade and dumped in a ravine.

The story opens with the apparently accidental drowning of a sixth form student in the Norfolk countryside. As a matter of routine, or so it seems, the case passes across the desk of Detective Sergeant Smith, recently returned to work after an internal investigation into another case that has led to tensions between officers at Kings Lake police headquarters. As an ex-DCI, Smith could have retired by now, and it is clear that some of his superiors wish that he would do so.

When elite Navy Seal Troy Stark is forced into retirement for his dubious respect for authority, he dreads the quiet life awaiting him with his brothers and buddies in Yonkers, New York. But the quiet doesn’t last long: The NYPD needs Troy’s military expertise to help find and stop a major terrorist threat to New York City. To pre-empt the attack, they need him to fly to Europe and stop it at its source—using any means necessary.

Two years ago, a hostile Prime Minister launched the Monochrome inquiry, investigating "historical over-reaching" by the British Secret Service “to investigate historical over-reaching.” Monochrome’s mission was to ferret out any hint of misconduct by any MI5 officer—and allowed Griselda Fleet and Malcolm Kyle, the two civil servants seconded to the project, unfettered access to any and all confidential information in the Service archives in order to do so. But MI5’s formidable First Desk did not become Britain’s top spy by accident, and she has successfully thwarted the inquiry at every turn.

Flynn was only a teenager when her parents were killed in a terrible accident. Too young to lose her parents, too young to take on responsibility for her younger sister Kaiya, too young to protect Kaiya from the harshness of their new lives in the following years. Desperate to help her sister, Flynn reaches out to Willa Tomlinson, a grief counsellor renowned for helping her patients cope with profound loss. Under Willa’s influence and care, Kaiya finally seems to turn a corner, joining the climate action collective that Willa leads.

Brody Ellis is short on luck and even shorter on cash to buy the medication his sister Molly needs. Desperate, he robs a convenience store, but on the way out, he bumps into a young woman and loses his wallet. Just when he expects the cops to arrive, the phone rings. It’s Blair Mayo—the woman he bumped into—and she’s got the missing billfold. Brody will get it back, but only if he does her a favor: steal her late mother’s diamonds from her wicked stepmom. But when he gets to the house, he finds a gruesome crime scene—and a security camera. Brody knows he’s been framed.

After mother of five and former FBI profiler Andie Stern solved a murder—and unraveled a decades-old conspiracy—in her New Jersey town, both her husband and the West Windsor police hoped that she would set aside crime-fighting and go back to carpools, changing diapers, and lunches with her group of mom-friends, who she secretly calls The Cellulitists. Even so, Andie can’t help but get involved when the husband of Queen Bee Molly Goode is found dead. Though all signs point to natural causes, Andie begins to dig into the case and soon risks more than just the clique’s wrath.

After losing his leg to a land mine in Afghanistan, Cormoran Strike is barely scraping by as a private investigator. Strike is down to one client, creditors are calling, and after a breakup with his longtime girlfriend, he’s living in his office. Then John Bristow walks through his door with a shocking story: His sister, the legendary supermodel Lula Landry - known to her friends as the Cuckoo - famously fell to her death a few months earlier.

In the electrifying first installment of the New York Times bestselling series, Harry Hole of the Oslo Crime Squad is dispatched to Sydney to observe a murder case. As he circles closer to the killer, Harry begins to fear that no one is safe, least of all those investigating the murder.

From the author of the wildly successful Dexter series comes a new, mesmerizing bad guy we can root for: Riley Wolfe. He’s a master thief, expert at disguise, and not averse to violence. It’s no accident, though, that Riley targets the wealthiest 0.1 percent and is willing to kill them when they’re in his way: He despises the degenerate and immoral rich and loves stealing their undeserved and unearned valuables. In this series launch, Riley aims for an extraordinary target in a heist that will make history. Riley will try to steal the Crown Jewels of Iran.

This audiobook includes the first four thrillers in the Violet Darger series: Dead End Girl, Image in a Cracked Mirror, Killing Season, and The Last Victim. A pause-resisting thriller series packed with heart-stopping suspense. Fans of John Sandford, Michael Connelly, Karin Slaughter, and Lisa Gardner should get to know Violet Darger.

For centuries, scientists believed that living matter possessed a special quality—a spirit or essence—that differentiated it from nonliving matter. But by the nineteenth century, the scientific consensus was that the building blocks of one were identical to the building blocks of the other. Elixir tells the story of two young chemists who were not convinced, and how their work rewrote the boundary between life and nonlife.

Alex Armstrong has changed everything about herself—her name, her appearance, her backstory. She’s no longer the terrified teenager a rapt audience saw on television, emerging in handcuffs from the quiet suburban home the night her family was massacred. That girl, Alexandra Quinlan, nicknamed Empty Eyes, was accused of the killings, fought to clear her name, and later took the stand during her highly publicized defamation lawsuit that captured the attention of the nation. It’s been ten years since, and Alex hasn’t stopped searching for answers about the night her family was killed.

In the electrifying first installment of the New York Times bestselling series, Harry Hole of the Oslo Crime Squad is dispatched to Sydney to observe a murder case. As he circles closer to the killer, Harry begins to fear that no one is safe, least of all those investigating the murder.

Fegan has been a "hard man" - an IRA killer in Northern Ireland. Now that peace has come, he is being haunted day and night by 12 ghosts: a mother and infant, a schoolboy, a butcher, an RUC constable, and seven other of his innocent victims. In order to appease them, he's going to have to kill the men who gave him orders. As he's working his way down the list, he encounters a woman who may offer him redemption; she has borne a child to an RUC officer and is an outsider too.

Detective Constable Janet Scott is subtle and reliable, a diplomatic thinker with a wry sense of humor. She's put in the time and seen it all, but has no desire for the boss's job—she loves her own too much. Rachel Bailey couldn't be more different—she's energetic, impulsive, and ambitious, and has just been transferred to the Manchester murder squad. Their commander thinks Rachel's intuition could make her a great cop, but has reservations about her shoot-first-think-later approach, so she partners her with Janet.

Pools of blood, scenes of carnage, signs of agonising death - who deals with the aftermath of violence once the bodies have been taken away? Judith Kepler has seen it all. She is a crime-scene specialist. She turns crime scenes back into habitable spaces. She is a cleaner. It is at the home of a woman who has been brutally murdered that she is suddenly confronted with her own past. The murder victim knew Judith's secret: as a child Judith was sent to an orphanage under mysterious circumstances - parentage unknown.

“You’re going to hell, Jack Nightingale”: They are words that ended his police career. Now Jack’s a struggling private detective – and the chilling words come back to haunt him. Nightingale’s life is turned upside down the day that he inherits a mansion from a man who claims to be his father. It comes with a warning that Nightingale’s soul was sold at birth and a devil will come to claim it on his 33rd birthday – just three weeks away.

In one terrible moment, paramedic Sophie Phillips' life is ripped apart - her police officer husband is shot on their doorstep and their ten-month-old son is abducted from his bed. Suspicion surrounds her possibly corrupt husband, but Sophie believes the attack is much more personal. Sophie enlists her husband's partner in the hunt for her son, but will the history they share prove harmful to Sophie's ability to complete her mission?

On a remote Highland mountain, the body of Elaine Buxton is burning. All that will be left to identify the respected lawyer are her teeth and a fragment of clothing. In the concealed back room of a house in Edinburgh, the real Elaine Buxton screams into the darkness…. Detective Inspector Luc Callanach has barely set foot in his new office when Elaine’s missing persons case is escalated to a murder investigation. Having left behind a promising career at Interpol, he’s eager to prove himself to his new team.

Three men who have nothing in common are found murdered in Cape Town, and the string of vicious killings pushes the city toward panic. Captain Mat Joubert is left scrambling for answers in a case that might be his last chance to prove that his life's slow spiral will not pull him under.

As a boy, Will Klein had a hero: his older brother, Ken. Then, on a warm suburban night in the Kleins’ affluent New Jersey neighborhood, a young woman—a girl Will had once loved—was found brutally murdered in her family’s basement. The prime suspect: Ken Klein. With the evidence against him overwhelming, Ken simply vanished. And when his shattered family never heard from Ken again, they were sure he was gone for good.

A missing schoolgirl is found buried in the Dublin Mountains, hands clasped together in prayer, two red ribbons in her hair. Twenty-four hours later, a second schoolgirl is found in a shallow grave - her body identically arranged. The hunt for the killer is on. The police call in criminal psychologist Kate Pearson to get inside the mind of the murderer before he strikes again. But the more Kate discovers about the killings, the more it all feels terrifyingly familiar.

A violent rapist is attacking women, leaving them for dead on south London streets. When young policewoman Maeve Kerrigan responds to a domestic disturbance, she's horrified to stumble across the latest victim. But as a new recruit - and a female to boot - she'll have to face down not only her own nerves but rampant sexism from her colleagues if she wants to be taken seriously enough to even assist on the case.

It begins with a phone call that Nora Watts has dreaded for 15 years - since the day she gave her newborn daughter up for adoption. Bonnie has vanished. The police consider her a chronic runaway and aren't looking, leaving her desperate adoptive parents to reach out to her birth mother as a last hope. A biracial product of the foster system, transient, homeless, scarred by a past filled with pain and violence, Nora knows intimately what happens to vulnerable girls on the streets.

A body is discovered with her throat cut and her daughter believed missing. DCI Foster quickly sees parallels with the disappearance of a teenager three years earlier. With hopes fading, he calls on genealogist Nigel Barnes to piece together the links between the families of the two girls. The trail leads back to 1890, and a young couple fleeing a terrible crime in their past....

Dan Starkey is a journalist in Belfast, who shares with his wife, Patricia, an appetite for drinking and dancing. Dan meets Margaret, and things begin to get out of hand - terrifyingly, she is murdered. Before long, Dan is a target himself, racing as fast as he can against time to crack the mystery.

Alex Morrow is not new to the police force - or to crime - but there is nothing familiar about the call she has just received. On a still night in a quiet suburb of Glasgow, Scotland, three armed men have slipped into a house, demanding a man who is not, and has never been, inside the front door. In the confusion that ensues, one family member is shot and another kidnapped, the assailants demanding an impossible ransom. Is this the amateur crime gone horribly wrong that it seems, or something much more unexpected?

A work that defies easy labels—at once a propulsive masterpiece of suspense and an absorbing immersion in the lives of characters so real we seem to hear their heartbeats—Think of a Number is a novel you’ll not soon forget.

Detective P.T. Marsh was a rising star on the police force of Mason Falls, Georgia - until his wife and young son died in an accident. Since that night, he's lost the ability to see the line between smart moves and disastrous decisions. Such as when he agrees to help out a woman by confronting her abusive boyfriend. When the next morning he gets called to the scene of his newest murder case, he is stunned to arrive at the house of the very man he beat up the night before. He could swear the guy was alive when he left, but can he be sure?

Gibby's older brothers have already been to war. One died there. The other came back misunderstood and hard, a decorated killer now freshly released from a three-year stint in prison. Jason won't speak of the war or of his time behind bars, but he wants a relationship with the younger brother he hasn't known for years. Determined to make that connection, he coaxes Gibby into a day at the lake: long hours of sunshine and whisky and older women.

Isaiah Coleridge is a mob enforcer in Alaska - he's tough, seen a lot, and dished out more. But when he forcibly ends the money-making scheme of a made man, he gets in the kind of trouble that can lead to a bullet behind the ear. Saved by the grace of his boss and exiled to upstate New York, Isaiah begins a new life, a quiet life without gunshots or explosions. Except a teenage girl disappears, and Isaiah isn't one to let that slip by. And delving into the underworld to track this missing girl will get him exactly the kind of notice he was warned to avoid.

Vick "The Reaper" Harwood is an esteemed sniper with a record kill count - 33 kills in 90 days - when he is knocked out under mortar attack in Afghanistan. He wakes up back in the United States with little memory of what happened, his spotter and gun both unrecovered from the battlefield. Harwood has resigned himself to slowly picking up the pieces of his life. But when a series of assassinations start occurring in the area, Harwood can't explain why he just happens to be nearby for each killing - or how a sniper rifle that matches the description of the one he lost seems to be involved.

Twenty-eight-year-old Sean McGillin is the picture of health, until he fractures his leg while in-line skating in New York City's Central Park. Within 24 hours of his surgery, he dies.

Six friends. One killer. Who do you trust? A teen girl is missing after a night of partying; 30 years later, the discovery of her body reopens a cold case in an absorbing novel featuring a small-town cop determined to finally get to the truth.

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.

When a commercial flight violates restricted airspace to make an emergency landing at a closed airport in Iran, the passengers are just happy to be alive and ready to transfer to a functional plane. All of them except one...the American technology consultant in business class is not who he says he is. Zac Miller is a CIA analyst. And after an agent's cover gets blown, Zac - though never trained to be a field operative - volunteers to take his place, to keep a surveillance mission from being scrubbed.

A car explodes along a quiet Prague side street—among the dead is an undercover Treadstone agent. It's not unusual for such men to meet their fates on an operation, but in this case there's one catch. None of his superiors know what he was doing there.