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.

“From exactly midnight until daybreak, the Namiya General Store advice box will be reopening for one night only.” When three delinquents hole up in an abandoned general store after their most recent robbery, to their great surprise, a letter drops through the mail slot in the store’s shutter. This seemingly simple request for advice sets the trio on a journey of discovery as, over the course of a single night, they step into the role of the kindhearted former shopkeeper who devoted his waning years to offering thoughtful counsel to his correspondents.

Sisters. Soul mates. Strangers. Molly Raven lives a quiet, structured life in London, finding comfort in security and routine. Her identical twin, Katie, living in New York, is the exact opposite: outgoing, spontaneous, and adventurous. But when Molly hears that Katie has died, possibly murdered, she is thrown into unfamiliar territory. As terrifying as it is, she knows she must travel across the ocean and find out what happened. But as she tracks her twin’s final movements, cracks begin to emerge.

Nancy Kranich (played by Emmy-nominated actress Natasha Lyonne of Russian Doll and Orange Is the New Black) is a night nurse on an orbiting space station. But Nancy hates her job, is sick of space, and longs to find adventure and a safe place to smoke cigarettes that won’t blow everyone up. But when Nancy gets caught up in an outer-space conspiracy involving President Kennedy, former vice-president Richard Nixon, and an intergalactic object that could change the course of history, she gets way more adventure than she bargained for.

In 1900 Sardinia, a young woman’s remarkable talent with a needle earns her a position as a seamstress with a wealthy family. Inside this privileged world far different from her own humble beginnings, the skilled sewer quietly takes measurements, sketches designs, mends hems—and in the silence, hears whispered secrets and stories of all those around her.

Birdie Binkowitz is just a little bitter. As a young actress, she was the toast of Hollywood, definitely destined for greatness. Then the dragons had to rise up from their thousand-year slumber, take over Earth and ruin everything. Twenty years later, Birdie is living her worst life in her hometown of Tuscaloosa, Alabama, working at her father's Seed and Feed (and Bagels). Then, a mysterious dragon appears in front of the store seeking her help. He’s got a bone to pick with his fellow dragons–and he wants to hit them where it hurts.

In the 1800s, a sailing ship crashes off the coast of Norway. In the 1900s, a Zepellin explores an icy canyon in Antarctica. In the far future, a spaceship sets out for an alien artifact. Each excursion goes horribly wrong. And on every journey, Dr. Silas Coade is the physician, but only Silas seems to realize that these events keep repeating themselves. And it's up to him to figure out why and how. And how to stop it all from happening again.

Coming from scandalous Florida treasure hunters and drug smugglers, Sloan McPherson is forging her own path, for herself and for her daughter, out from under her family’s shadow. An auxiliary officer for Lauderdale Shores PD, she’s the go-to diver for evidence recovery. Then Sloan finds a fresh kill floating in a canal - a woman whose murky history collides with Sloan’s. Their troubling ties are making Sloan less a potential witness than a suspect. And her colleagues aren’t the only ones following every move she makes. So is the killer.

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.

If you love mysteries with action, suspense and a touch of humor and romance, then the David Wolf series is for you.

Blood and power bind three generations of women in the Ozark Mountains. So does an evil that’s followed them across the decades. 1931. Gracelynn Doherty lives peacefully on Tin Mountain, helping her adoptive granny work her cures. Despite whispers that the women are witches, the superstitious locals still seek them out, whether to remedy arthritis or a broken heart. But when evangelist Josiah Bellflower comes to town promising miracle healing, full bellies, and prosperity, his revivals soon hold Tin Mountain in thrall—and Granny in abject fear. Granny recognizes Josiah.

Ever since her sister became a man-eating spider and slaughtered her way through town, nineteen-year-old Ness has been terrified—terrified of some other Nightmare murdering her, and terrified of ending up like her sister. Because in Newham, the city that never sleeps, dreaming means waking up as your worst fear.

Set in 1982, in rural, racially divided Ricksville, Mississippi Wade in the Water tells the story of Ella, a Black, unloved, precocious eleven-year-old, and Ms. St. James, a mysterious white woman from Princeton who appears in Ella’s community to carry out some research. Soon, Ms. St. James befriends Ella, who is willing to risk everything to keep her new friend in a town that does not want her there.

Most of the time, Noble, Argus, Harlan and Tora are like any other teenagers, prowling the halls of their high school in search of new crushes and true friendships, all while trying to keep up their grades. Except these teens are anything but ordinary… Discovered as wolf cubs in the wilderness of Redstone Forest, the pack knows their adoptive parents are the only humans they can trust with their shape-shifting secret. So whenever the siblings want to wolf around, they race to the forest to run—and relish their special bond.

Blackwood mansion looms, surrounded by nightmare pines, atop the hill over the small town of New Haven. Ben Bookman, bestselling novelist and heir to the Blackwood estate, spent a weekend at the ancestral home to finish writing his latest horror novel, The Scarecrow. Now, on the eve of the book’s release, the terrible story within begins to unfold in real life.