D. J MacHale

Once again, Tucker Pierce and friends must fight for their lives against the better-equipped SYLO, and they will risk nearly everything to keep each other safe the battle's climax nears. While on the run from the SYLO team, Tucker, Tori and Kent are driven directly into another base of the invaders. They become prisoners, destined be conditioned to forget their old lives and turn on one another to survive. Drawn to a mysterious dome unguarded in...

"They came from the sky parachuting out of military helicopters to invade Tucker Pierce's idyllic hometown on Pemberwick Island, Maine. They call themselves SYLO and they are a secret branch of the U.S. Navy. SYLO's commander, Captain Granger, informs Pemberwick residents that the island has been hit by a lethal virus and must be quarantined. Now Pemberwick is cut off from the outside world. Tucker believes there's more to SYLO's story. He was on...

Bobby Pendragon is a seemingly normal and somewhat reluctant 14- year-old boy who is swept into an amazing five-year quest.

While Pendragon is trapped on Ibara, Alder returns to Denduron and reluctantly goes into battle again, and other Travelers face obstacles of various sorts, Saint Dane gains the power he seeks on Second Earth and makes his push to destroy and rebuild Halla.

"There's a place beyond this world where spirits tell their tales--stories that ended too soon, or don't end at all. It's a place for unexplainable things: mysteries without solutions. Ghosts. Boogeymen. They all have a story. Enter the Library. Marcus and his friends have found the key to unlock it. And they need to use it because, clearly, something is up. Some strange guy in a bathrobe haunts them; fires rage and flare out in an instant.... At...

Quillan is a territory on the verge of destruction. The people have lost control of their own future and must struggle simply to survive. The only chance they have of finding a better life is by playing the Quillan Games. Hosted by a strange pair of game masters, Veego and LaBerge, the games are a mix of sport and combat. They use the people of Quillan as pawns for their amusement as they force them to enter competitions that range from physical battles,...

With Saint Dane seemingly on the verge of toppling all of the territories, Pendragon and Courtney set out to rescue Mark and find themselves traveling--and battling--their way through different worlds as they try to save all of Halla.

Middle-schoolers Marcus, Theo, and Lu return to the Library to help figure out, and fix, what is going wrong at a school in Massachusetts.

Unhappy with her life in a dark cave, Lala longs to live like the princesses far, far above but after venturing into their world, she finds contentment at home.