"In the remote mountains of Croatia, an archaeologist makes a strange discovery: a subterranean Catholic chapel, hidden for centuries, holds the bones of a Neanderthal woman. In the same cavern system, elaborate primitive paintings tell the story of an immense battle between tribes of Neanderthals and monstrous shadowy figures. Who is this mysterious enemy depicted in these ancient drawings, and what do the paintings mean? Before any questions can...

At the conclusion of The Mark of Athena, Annabeth and Percy tumble into a pit leading stragith to the Underworld. The other five demigods have to put aside their grief and follow Percy's instructions to find the mortal side of the Door of Death. If they can fight their way through the Gaea's forces, and Percy and Annabeth can survive the House of Hades, then the Seven will be able to seal the Doors from both sides and prevent the giants from raising...

Sinner. Villain. Ruthless.These are wicked names the Prince of Envy welcomes. They remind him what he isn't: a saint. And when a cryptic note arrives, signaling the beginning of a deadly game, he knows he'll be called much worse before it ends. Riddles, hexed objects, anonymous players, nothing will stand in his way. With a powerful artifact and his own future at stake, Envy is determined to win, though none of his meticulous plans prepare him for...

Adam Binder has lost what matters most to him. Having finally learned the true identity of the warlock preying on his family, what was supposed to be a final confrontation with the fiend instead became a trap that sent Adam's beloved Vicente into the realm of the dead, where none living are meant to be. Bound by debt, oath, and love, Adam blazes his own trail into the underworld to get Vicente back, and to end the threat of the warlock once and for...

Four years ago, five kids started a game. Not all of them survived. Now, at the end of their senior year of high school, the survivors--Owen, Madeline, Emerson, and Dax--have reunited for one strange and terrible reason: they've been summoned by the ghost of Ian, the friend they left for dead. Together they return to the place where their friendship ended with one goal: find Ian and bring him home. So they restart the deadly game they never finished--an...

"The great love of Corey's life has always been her best friend, Bree: closer than sisters, their bond is unbreakable. Or so Corey thought, until Bree betrays her in the worst way possible. When Bree's sudden death rocks their small island community, Corey is heartbroken and furious. How can she mourn her one-time friend when she is still so angry at her? But though Bree has passed on, her spirit remains--and her and Corey's tale isn't finished yet....

"Pat and Jen do everything together, including saving the day! But when Jen and Evil Jen find out they have one chance to find their long-lost mother in the Overworld, Jen is going to take it--even if it means that Pat can not join her on an adventure for the first time ever."--Jacket

"July Chen sees ghosts. But her dad insists ghosts aren't real. So she pretends they don't exist. Which is incredibly difficult now as it's Hungry Ghost month, when the Gates of the Underworld open and dangerous ghosts run amok in the living world. When July saves a boy ghost from being devoured by a Hungry Ghost, he becomes her first ever friend. Except William is not a ghost. He's a wandering soul wavering between life and death. As the new friends...