Dive into the world of Maddie Castle, a retired K9 handler turned private investigator, in this heart-pounding collection of the first three novels in the bestselling series. From gripping mysteries to life-threatening pursuits, Maddie and her canine partners battle danger, corruption, and their own pasts to bring justice to those who need it most.

No electricity, no family, no connection to the outside world. For eight years, Cooper and his young daughter, Finch, have lived in isolation in a remote cabin in the northern Appalachian woods. And that's exactly the way Cooper wants it, because he's got a lot to hide. Finch has been raised on the books filling the cabin’s shelves and the beautiful but brutal code of life in the wilderness. But she’s starting to push back against the sheltered life Cooper has created for her - and he’s still haunted by the painful truth of what it took to get them there.

One night, Molly Clarke walked away from her life. She doesn't want to be found. Or at least, that's the story. The car abandoned miles from home. The note found at a nearby hotel. The shattered family that couldn’t be put back together. They called it a “walk away.” It happens all the time. Women disappear, desperate to leave their lives behind and start over. But is that what really happened to Molly Clarke?

David Burroughs was once a devoted father to his three-year-old son Matthew, living a dream life just a short drive away from the working-class suburb where he and his wife, Cheryl, first fell in love—until one fateful night when David woke suddenly to discover Matthew had been murdered while David was asleep just down the hall.

Meggie Meyer, an anxiety-ridden debut author, can’t bear to face her upcoming book tour, but she can’t give up on her writing career just as it’s about to really begin. She comes up with a plan that’s so crazy, it just might work: She hires an actress to impersonate her for the two-week stint. Sloan Buchanan, the spunky aspiring actress, jumps at the opportunity to use her intensive acting method to sink into this unusual role, and the line between her and her character quickly begins to blur. And Rachel Drake, the no-nonsense detective, is left to put the pieces together.

Gemma Ballantine is getting ready for work one morning when her eldest child comes running down the stairs saying the words every mother dreads. The front door is open. And her six-year-old daughter has disappeared. Frantic with fear, Gemma starts a nail-biting search for her little girl. After what feels like forever, her mother-in-law, Diane, finds Katie wandering lost a few streets away. Relieved to have her youngest child back in her arms, breathing in the sweet scent of her hair, Gemma thinks the nightmare is over. But then her perfect family starts to fall apart....

The doorbell rings, just days after my beloved husband’s sudden death. I don’t recognise the woman on our doorstep, with her blonde highlights, a diamond bracelet identical to my own and a bouncing baby boy in her arms. As I show her inside, I notice her eyes grow wide as she takes in our spacious hallway, and the big squashy sofas that we all used to pile on. She glances at the silver-framed family photos and my little daughter hiding behind my skirts. She looks at me, her blue eyes serious. ‘I’m sorry’ she says. ‘I am your husband’s girlfriend. And this is his son.'

Zoe didn't meet her daughter the way most mothers do. She finds five-year-old Maddie alone and dirty on a countryside road. Frightened for Maddie's safety, she picks her up and takes her back to her father, not knowing what she's about to step into. Because Maddie wasn't just lost; she was there to lure her serial killer dad's new victim. After escaping from the clutches of Maddie's dangerous father, she bonds with the little girl. Only Maddie knows what it was like to be at that house. And when no family members come forward to claim Maddie, Zoe decides to adopt her.

In Beatrice Prior's dystopian Chicago, society is divided into five factions, each dedicated to the cultivation of a particular virtue - Candor (the honest), Abnegation (the selfless), Dauntless (the brave), Amity (the peaceful), and Erudite (the intelligent). On an appointed day of every year, all sixteen-year-olds must select the faction to which they will devote the rest of their lives. For Beatrice, the decision is between staying with her family and being who she really is - she can't have both. So she makes a choice that surprises everyone, including herself.

This innovative, heartfelt debut novel tells the story of a girl who's literally allergic to the outside world. When a new family moves in next door, she begins a complicated romance that challenges everything she's ever known.

In the summer of 2006, Emma Price watched helplessly as her six-year-old son's red coat was fished out of the River Ouse. It was the tragic story of the year - a little boy, Aiden, wandered away from school during a terrible flood, fell into the river, and drowned. His body was never recovered. Ten years later Emma has finally rediscovered the joy in life...until Aiden returns.

To five-year-old Jack, Room is the entire world. It is where he was born and grew up; it's where he lives with his Ma as they learn and read and eat and sleep and play. At night, his Ma shuts him safely in the wardrobe, where he is meant to be asleep when Old Nick visits. Room is home to Jack, but to Ma, it is the prison where Old Nick has held her captive for seven years. Through determination, ingenuity, and fierce motherly love, Ma has created a life for Jack. But she knows it's not enough...not for her or for him.

Rachel Jenner is walking in a Bristol park with her eight-year-old son, Ben, when he asks if he can run ahead. It's an ordinary request on an ordinary Sunday afternoon, and Rachel has no reason to worry - until Ben vanishes. Police are called, search parties go out, and Rachel, already insecure after her recent divorce, feels herself coming undone. As hours and then days pass without a sign of Ben, everyone who knew him is called into question, from Rachel's newly married ex-husband to her mother-of-the-year sister.

When Wendy Everly was six-years-old, her mother was convinced she was a monster and tried to kill her. It isn't until 11 years later that Wendy discovers her mother might have been right. With the help of Finn Holmes, Wendy finds herself in a world she never knew existed - a world both beautiful and frightening, and Wendy's not sure she wants to be a part of it.

Ginny Carter was once a rising star in TV news, married to a top anchorman, with a three-year-old son and a full and happy life in Beverly Hills - until her whole world dissolved in a single instant on the freeway two days before Christmas. In the aftermath, she pieces her life back together and tries to find meaning in her existence as a human rights worker in the worst areas around the globe.

Lowen Ashleigh is a struggling writer on the brink of financial ruin when she accepts the job offer of a lifetime. Jeremy Crawford, husband of best-selling author Verity Crawford, has hired Lowen to complete the remaining books in a successful series his injured wife is unable to finish. Lowen arrives at the Crawford home, ready to sort through years of Verity's notes and outlines, hoping to find enough material to get her started. What Lowen doesn't expect to uncover in the chaotic office is an unfinished autobiography Verity never intended for anyone to read.

Three friends from small-town Pennsylvania set out to conquer Denali, North America's highest peak, but only two come down alive. On the mountain, their grand adventure unravels into a harrowing tale of survival, betrayal, and the haunting consequences of ambition pushed too far. For fans of Into Thin Air, Touching the Void, and 127 Hours, Denali has a full cast, jaw-dropping twists, and immersive sound design that will transport you to one of the most extreme environments on earth.

It’s 1984, and life has changed beyond recognition. Airstrip One, formerly known as Great Britain, is a place where Big Brother is always watching, and nobody can hide. Except, perhaps, for Winston Smith. Whilst working at the Ministry of Truth, rewriting history, he secretly dreams of freedom. And in a world where love and sex are forbidden, where it’s hard to distinguish between friend and foe, he meets Julia and O’Brien and vows to rebel.

Two little girls stand with their heads bowed in my living room. I’m told they’re my granddaughters. Daisy is nine, and Alice seven. Daisy is the spitting image of her mother. This is the first time I’ve met them since my daughter and I fell out after she married that waste of space, Vince. They’ve come to live with me because their mother — my daughter — was murdered. In her own home while they slept close by. I think Vince killed her. But the police can’t prove it. I’ve always known he was no good. He treated my daughter like dirt. I said he’d cheat on her — but she wouldn’t listen.

After the killing of a prominent mob lawyer, NYPD homicide detectives Jacob Jackson and Caitlin Grimes start receive chilling, written “rules” for how to commit the perfect murder. "Rule number one for the perfect murder: Evidence is your enemy. Leave none behind." Jackson (Reid Scott) and Grimes (Cobie Smulders) race to find the killer, setting them on a collision course with the city’s crime underbelly, and a perpetrator who seems happy to toy with them. “Rule number two. No crimes of passion. The perfect murder is always business, never pleasure.”

Kidnappers grabbed Jenna in broad daylight, right in front of her children and their horrified classmates. Her family was issued an insane ransom demand: $25 million in cash and jewels, payable by the end of the school day, otherwise they’ll never see her again. As Jenna’s mother scrambles to gather the money, detectives Mo Butler and George Ortega follow the trail of the kidnappers, which will lead them through a sordid landscape of jealous lovers, broken dreamers, and twisted schemers. But every second counts, and there’s one thing Jenna Wade doesn’t have: very much time.

Jazz Bashara is a criminal. Well, sort of. Life on Artemis, the first and only city on the moon, is tough if you're not a rich tourist or an eccentric billionaire. So smuggling in the occasional harmless bit of contraband barely counts, right? Not when you've got debts to pay and your job as a porter barely covers the rent. Everything changes when Jazz sees the chance to commit the perfect crime, with a reward too lucrative to turn down.

Cassie thinks she has met the perfect man. Joel is sweet, handsome, romantic, and best of all, he’s crazy about Cassie. She thinks she’s found the guy she’ll spend the rest of her life with. Have children with. Grow old with. Yes, she knows about his perfect ex-girlfriend, Francesca. The beautiful, brilliant chef, beloved by all his friends. But she thinks Francesca is out of the picture. She thinks Francesca is gone for good. Think again, Cassie.

Guy Montag is a fireman. In his world, where television rules and literature is on the brink of extinction, firemen start fires rather than put them out. His job is to destroy the most illegal of commodities, the printed book, along with the houses in which they are hidden. Montag never questions the destruction and ruin his actions produce, returning each day to his bland life and wife, Mildred, who spends all day with her television "family."

You think you know the truth about the people you love. But one discovery can change everything.... Eight-year-old Billy goes missing one day, out flying his kite with his sister Rose. Two days later he is found dead. Sixteen years on, Rose still blames herself for Billy's death. How could she have failed to protect her little brother? Rose has never fully recovered from the trauma, and one of the few people she trusts is her neighbour Ronnie, who she has known all her life.