Inspired by true events: In the early hours following a great snowfall, locals woke to find large, cloven hoofprints marching north. The trail ran across the countryside, for almost 100 miles, the mysterious beast trudging through fields, forests, and even across rooftops. Now, an aging explorer longs for one last adventure, and fighting the elements and his ailing body, he sets out to find whatever is at the end of the Devil’s Footprints...

April 10th, 1912: Titanic sails with a secret in her cargo hold.... When a pair of would-be robbers open a mysterious crate, they unleash an evil that’s been asleep for centuries. Once the maiden voyage is underway, passengers go missing, some turn up dead, and some bear an odd affliction, one that makes them crave blood and shun the light....

Shy takes the summer job to make some money. A few months on a luxury cruise liner - how bad can it be? Bikinis, free food, maybe even a girl or two...there’s always going to be a fresh crop of passengers, after all. He’ll rake in the tips and be able to help his mom with the bills. But then an earthquake more massive than any ever recorded hits California, and Shy’s life is changed forever. The earthquake is only the beginning. Twenty-four hours and a catastrophic chain of events later, Shy is lost at sea, fighting to survive - and stuck with her....

Now packaged together in an exclusive audio bundle, discover the first two books in the riveting Murphy Shepherd series from New York Times bestselling author Charles Martin. Combining the heart-wrenching emotion of Nicholas Sparks with the edge-of-your-seat tension of John Grisham, The Water Keeper and The Letter Keeper explore the true power of sacrificial love to heal all wounds.

Cities all around the world reported strange alien vessels descending. Some saw them as the heralds of a new age; others fired everything they had at them. All were taken as the beams lashed down and drew them into the sky. Dean was left behind, seemingly the last man on Earth. A trail of clues left by his dead wife guides Dean on a perilous journey across America and beyond to learn the truth behind the mysterious ships and save humanity from its doom.

What would you do if you discovered a five million dollar superyacht unmanned and adrift, a trail of blood across the deck and a bikini-clad blonde with a knife in her back? That’s exactly what Florida salvage captain Seychelle Sullivan finds when she responds to a strange woman’s Mayday call. Worse, the missing skipper is Neal Garrett, her ex. But when she ties the salvaged yacht to the Coast Guard dock, the Fort Lauderdale detective zeroes in on her as a suspect and raises questions. Questions she can’t answer.

Franny Stone has always been the kind of woman who is able to love but unable to stay. Leaving behind everything but her research gear, she arrives in Greenland with a singular purpose: to follow the last Arctic terns in the world on what might be their final migration to Antarctica. Franny talks her way onto a fishing boat, and she and the crew set sail, traveling ever further from shore and safety. But as Franny’s history begins to unspool - a passionate love affair, an absent family, a devastating crime - it becomes clear that she is chasing more than just the birds.

Ana Dakkar is a freshman at Harding-Pencroft Academy, a five-year high school that graduates the best marine scientists, naval warriors, navigators, and underwater explorers in the world. Ana's parents died while on a scientific expedition two years ago, and the only family's she's got left is her older brother, Dev, also a student at HP. Ana's freshman year culminates with the class' weekend trial at sea, the details of which have been kept secret. She only hopes she has what it'll take to succeed.

Mira is a mermaid on a mission. It’s time to leave the ocean. Mira Belshaw has been at sea for...well, she doesn’t know how many years. It’s hard to keep track of time when you live in the ocean. But after enough time, the salt water triggers the desire to procreate, and her time is up. Finding a mate is the most important thing to her right now, and to do that, she has to return to the place where she was last human - the coastal city of Saltford.

It's the most important rule of scuba diving: If you don't feel right, don't go down. So after her father falls ill, 12-year-old Julie Sims must take over and lead two of his clients on a dive miles off the coast of Alabama while her father stays behind in the boat. When the clients, a reckless boy Julie's age and his equally foolhardy father, disregard Julie's instructions during the dive, she quickly realizes she's in over her head. And once she surfaces, things only get worse: One of the clients is in serious condition, and their dive boat has vanished.

Deep beneath the ice of the Arctic Circle, something has awakened. A primordial creature frozen in time, it is the oldest, largest, most efficient predator that nature has ever produced. And it is ravenously hungry.... Thirty-five miles off the Massachusetts coast, a small research ship is attacked. All but one of its crew is killed by the massive serpentine horror that rises from the sea. The creature likes this human prey. The chewy outer hide. The tender saltiness within. And it wants more....

Caden Bosch is on a ship that's headed for the deepest point on Earth: Challenger Deep, the southern part of the Marianas Trench. Caden Bosch is a brilliant high school student whose friends are starting to notice his odd behavior.

When biologist Gillian Campbell makes an offhand comment about a family curse during a TV interview, she has no idea what her words will set in motion. Within days, Gillian finds herself at the mercy of a member of the C7, a secretive international group of power brokers with a dangerous game: competing to find the world’s most elusive treasures, no matter the cost, in money or in lives.

Dex and Perry might have the chemistry of Mulder and Scully and the scares of the Winchester Brothers, but I promise you this duo is unlike anything you've seen before. When 23-year-old Perry Palomino explores a supposedly haunted lighthouse, she runs into Youtuber Dex Foray, a sexy, snarky and opportunistic ghost hunter who doesn't quite believe in ghosts. What Dex does believe in is making money and in Perry he sees a viable opportunity: create a ghost-hunting show on YouTube.

The Kings family has lived on Loosewood Island for three hundred years, and they've been blessed with the bounty of the sea. But for the Kingses, every blessing comes with a curse. Woody Kings, the leader of the island's lobster fishing community and the family patriarch, teeters on the throne. Cordelia, the oldest of Woody's three daughters, stands to inherit the crown after the death of her brother. To do so, however, she has to fend off meth dealers from the mainland while navigating sibling rivalry and the vulnerable nature of her own heart when she falls in love with her stern man.