There must be a victim. A suspect. A detective. The rest is just shuffling the sequence. Expanding the permutations. Grant McAllister, a professor of mathematics, once sat down and worked them all out – calculating the different orders and possibilities of a mystery into seven perfect detective stories he quietly published. But that was thirty years ago. Now Grant lives in seclusion on a remote Mediterranean island, counting the rest of his days.Until Julia Hart, a sharp, ambitious editor knocks on his door. Julia wishes to republish his book, and together they must revisit those old stories: an author hiding from his past, and an editor, keen to understand it.But there are things in the stories that don’t add up. Inconsistencies left by Grant that a sharp-eyed editor begins to suspect are more than mistakes. They may be clues, and Julia finds herself with a mystery of her own to solve.

    But Maria Weston is dead. Isn't she? 1989. When Louise first notices the new girl who has mysteriously transferred late into their senior year, Maria seems to be everything the girls Louise hangs out with aren't. Authentic. Funny. Brash. Within just a few days, Maria and Louise are on their way to becoming fast friends.2016. Louise receives a heart-stopping email: Maria Weston wants to be friends on Facebook. Long-buried memories quickly rise to the surface: those first days of their budding friendship; cruel decisions made and dark secrets kept; the night that would change all their lives forever.Louise has always known that if the truth ever came out, she could stand to lose everything. Her job. Her son. Her freedom. Maria's sudden reappearance threatens it all, and forces Louise to reconnect with everyone she'd severed ties with to escape the past. But as she tries to piece together exactly what happened that night, Louise discovers there's more to the story than she ever knew. To keep her secret, Louise must first uncover the whole truth, before what's known to Maria - or whoever's pretending to be her - is known to all.

    A perfect crime. When two young girls disappear from their primary school, the village of Heighington is put on high alert—and not for the first time. Called in to investigate, Detective Karen Hart is sure that parallels with a previous disappearance are anything but coincidental.DS Hart is still reeling from a case she tried and failed to solve eighteen months ago, when a young woman vanished without a trace. She’s no nearer to the truth of what happened to Amy Fisher, but with two children missing now too, the stakes have never been higher. As she looks to the past for clues, she must confront her own haunting loss, a nightmare she is determined to spare other families.Hart soon realises that nothing in this close-knit Lincolnshire community is what it seems. Pursuing the investigation with personal vengeance, she finds herself in conflict with her scrupulous new boss, but playing by the rules will have to wait. Because while there’s no shortage of suspects, the missing girls are running out of time…

    A series of murders brings Denver to its knees in this wonderfully voice driven, dark, wry, and wholly original page-turning debut.The last victims of an infamous serial killer on death row may be the ones he didn't kill. Seven years ago, Detective Paul Hoskins and his larger-than-life partner solved one of the biggest serial murder cases of the decade. They dug up 33 bodies in a crawl space belonging to the beloved Jacky Seever, a pillar of the community and a successful businessman. Sammie Peterson was the lead reporter on the case. Her byline was on the front page of the newspaper every day. Seever’s wife, Gloria, claimed to be as surprised as everyone else.Today, Hoskins has been banished to cold cases, Sammie is selling make-up at the mall, and Gloria is trying to navigate a world where she can’t escape condemnation. And Seever? He’s watching the show.But when a series of new murders occur, and the victims are all somehow connected to Seever, Gloria is once again thrust into the spotlight, while Hoskins and Sammie realize this may be their chance to get their lives back, even if it means forfeiting their humanity in the process.

    Homicide detective Elouise “Lou” Norton’s new partner Colin Taggert, fresh from the Colorado Springs police department, assumes it’s a teenage suicide. Lou isn’t buying the easy explanation. For one thing, the condo site is owned by Napoleon Crase, a self-made millionaire… and the man who may have murdered Lou’s missing sister thirty years ago. As Lou investigates the death of Monique Darson, she uncovers undeniable links between the two cases. She is convinced that when she solves Monique’s case she will finally bring her lost sister home. But as she gets closer to the truth, she also gets closer to a violent killer. After all this time, can he be brought to justice… before Lou becomes his next victim?

    The son of a survivalist family, Shaw is an expert tracker. Now he makes a living as a "reward seeker," traveling the country to help police solve crimes and private citizens locate missing persons. But what seems a simple investigation quickly thrusts him into the dark heart of America's tech hub and the cutthroat billion-dollar video-gaming industry. "Escape if you can."When another victim is kidnapped, the clues point to one video game with a troubled past--The Whispering Man. In that game, the player has to survive after being abandoned in an inhospitable setting with five random objects. Is a madman bringing the game to life?"Or die with dignity."Shaw finds himself caught in a cat-and-mouse game, risking his own life to save the victims even as he pursues the kidnapper across both Silicon Valley and the dark 'net. Encountering eccentric game designers, trigger-happy gamers and ruthless tech titans, he soon learns that he isn't the only one on the hunt: someone is on his trail and closing fast.The Never Game proves once more why "Deaver is a genius when it comes to manipulation and deception" (Associated Press).

    After a death row conviction, media frenzy, and the release of an unauthorized biography, her thirty-year-old daughter Edie Beckett is just trying to survive out of the spotlight. She’s a recovering alcoholic with a dead-end city job and an unhealthy codependent relationship with her brother.Edie also has a disturbing secret: a growing obsession with the families of Lilith’s victims. She’s desperate to see how they’ve managed—or failed—to move on. While her escalating fixation is a problem, she’s careful to keep her distance. That is, until she crosses a line and a man is found murdered.Edie quickly becomes the prime suspect—and while she can’t remember everything that happened the night of the murder, she’d surely remember killing someone. With the detective who arrested her mother hot on her trail, Edie goes into hiding. She’s must get to the truth of what happened that night before the police—or the real killer—find her. Unless, of course, she has more in common with her mother than she’s willing to admit…

    Called in on special cases where his skills are particularly needed, he works as a tracker. The media dubs him "The Human Bloodhound," since Steps is renowned for his incredible ability to find and follow trails over any surface better than anyone else. But there's a secret to his success. Steps has a special ability---a kind of synesthesia---where he can see the 'essence' of a person, something he calls 'shine,' on everything they've touched. His ability is known to only a few people---his father, the director of the FBI, and his partner, Special Agent Jimmy Donovan.When the remains of a murdered woman are found, Steps recognizes the shine left by the murderer from another crime scene with a physically similar victim. And he uncovers the signature at both scenes---the mark of a sad face. At the same time, another killer, one Steps has dubbed Leonardo and has been trying to track for over ten years, appears again, taunting Steps. But while Steps tries to find a clue that will lead him to Leonardo, the case of the Sad Face Killer heats up. The team uncovers eleven possible victims: missing women who fit the same pattern. Using his skill and the resources of the Bureau, it is a race against time to find the killer before it's too late.

    An abandoned asylum. Will a mysterious former patient help untangle the dark truth?The body of an elderly woman has been found in the bowels of a derelict asylum on the banks of the Thames. As Detective Lew Kirby and his partner begin their investigation, another body is discovered in the river nearby. How are the two murders connected?Before long, the secrets of Blackwater Asylum begin to reveal themselves. There are rumours about underground bunkers and secret rooms, unspeakable psychological experimentation, and a dark force that haunts the ruins, trying to pull back in all those who attempt to escape. Urban explorer Connie Darke, whose sister died in a freak accident at the asylum, is determined to help Lew expose its grisly past. Meanwhile Lew discovers a devastating family secret that threatens to turn his life upside down.As his world crumbles around him, Lew must put the pieces of the puzzle together to keep the killer from striking again. Only an eccentric former patient really knows the truth—but will he reveal it to Lew before it’s too late?

    The perfect boyfriend. The perfect lie.Mags doesn't believe her brother's fall was an accident. In that forty-foot stairwell, he didn't just slip over the edge.But there is only one witness, Jody, the girlfriend grieving at his bedside.Which is another story Mags doesn't believe.Because Jody likes telling stories, and this may be her most twisted one yet.As Mags begins to unearth the secrets hidden in her brother's wake, she finds she isn't just looking for the truth. For Mags, this is more than a simple tragedy. This is an opportunity for revenge.

    With the past now behind them, the warmth they once shared quickly returns and before long Jess has moved into Emily's comfortable island home. Life couldn't be better. But when baby Daisy disappears while in Jess's care, the perfect life Emily has so carefully built starts to fall apart.Was Emily right to trust her sister after everything that happened before?If you like Clare Mackintosh, Katie Marsh, Kerry Fisher, Jenny Blackhurst, Rachel Abbott, Laura Marshall, Elle Croft, Cara Hunter or Lisa Jewell then you will be utterly gripped by this psychological thriller with a shocking sting in the tale.

    She's just finishing a session when the police arrive on her doorstep--her ex-husband David has gone missing. Vicki insists she last saw him years ago when they divorced, but the police clearly don't believe her. And her memory's hardly reliable--what if she did have something to do with it?Meanwhile, Scarlet and her mother Zelda are down on their luck, and at eight years old, Scarlet's not old enough to know that the "game" her mother forces her to play is really just a twisted name for dealing drugs. Soon, Zelda is caught, and Scarlet is forced into years of foster care--an experience that will shape the rest of her life . . .David's new wife, Tanya, is the one who reported him missing, but what really happened on the night of David's disappearance? And how can Vicki prove her innocence, when she's not even sure of it herself? The answer lies in the connection among these four women--and the one person they can't escape.

    They're wrong. I’m going to bury him.

    Still reeling from the death of her fiance, she wants nothing more than to focus on her research into the brains of serial killers. But when the Washington D.C. police stumble upon a gruesome murder scene involving a girl who'd been slowly starved to death while held captive in a cage, Sayer is called in to lead the investigation. When the victim is identified as the daughter of a high profile senator, Sayer is thrust into the spotlight.As public pressure mounts, she discovers that another girl has been taken and is teetering on the brink of death. With evidence unraveling around her, Sayer races to save the second victim but soon realizes that they are hunting a killer with a dangerous obsession...a killer who is closer than she thought.

    But everything changes when she finds a body on the common near her home. She’s shaken and haunted by the image of the lifeless young woman, and frightened that the killer, still at large, could strike again. Before long, the police have a lead. The evidence points to a very clear suspect. One Gaby never saw coming . . . Full of twists and turns, this is a dark and suspenseful psychological thriller that will make you secondguess everything. Because you can never be too sure about anything, especially when it comes to murder.