The enemy is Other. The enemy is us. They're down here, they're up there, they're nowhere. They want the Earth, they want us to have it. They came to wipe us out, they came to save us. But beneath these riddles lies one truth: Cassie has been betrayed. So has Ringer. Zombie. Nugget. And all 7.5 billion people who used to live on our planet. Betrayed first by the Others and now by ourselves. In these last days, Earth's remaining survivors will need...

Through a series of dangerous and violent misadventures, teenage loser Alfred Kropp rescues King Arthur's legendary sword Excalibur from the forces of evil.

In 1888, twelve-year-old Will Henry chronicles his apprenticeship with Dr. Warthrop, a New England scientist who hunts and studies real-life monsters, as they discover and attempt to destroy the Wendigo, a creature that starves even as it gorges itself on human flesh.

When Dr. Warthrop goes hunting for the "Holy Grail of Monstrumology" in 1888, twelve-year-old orphan Will Henry follows him to Socotra, plunging into depths of horror worse than anything he has experienced so far.

Teddy Ruzak, the earnest detective, is faced with an impossible dilemma when a vicious psychopath targets his beloved Gal Friday. Can he save her without sacrificing everything he believes in?

Sixteen-year-old Cassie Sullivan is trying to survive a world devastated by the waves of an alien invasion, while trying to save her five-year-old brother Sam from a training camp that was created by the Others (the aliens).