Told from separate viewpoints, as evil forces from the parallel world invade their home, the Greystones, their doubles, and friends must return to the alternate dimension to save both worlds.

After bouncing from foster home to foster home since the age of five, almost-eighteen-year-old Maggie Mae Mortensen arrives in Silver City, New Mexico, to finish high school and try to escape her reputation as a trouble-maker, only to face ostracism in her new school and a band of evil Navajo Skinwalkers who want her dead.

A mysterious private school has opened in town and Nick, Carter, and Angelo join forces with their rivals Angie, Tiffany, and Dana to uncover the mystery behind the school's inhumanly good football team.

Inexplicable events start to occur when sixteen-year-old twins Tennyson and Brontë befriend a troubled and misunderstood outcast, aptly nicknamed Bruiser, and his little brother, Cody.

After being expelled from school, thirteen-year-old David Eliot is sent to Groosham Grange, a spooky and sinister boarding school where nothing seems quite right.

Alpha wolf Calla Tor wakes up in the Searchers's lair, her sworn enemy, but they give her the opportunity to save her pack and the man she left behind if she promises to destroy her former masters.

While researching the existence of dragons for an essay that could win him a trip to the Arctic, Chris opens himself to the possibility that a great, ancient treasure exists there, guarded by bears, and that he has some role in its protection.

Fifteen-year-old Chloe, a necromancer, struggles to understand her feelings for werewolf Derek and his sorcerer brother, Simon, while seeking a way to enter the headquarters of the sinister Edison Group and rescue her aunt Lauren and friend Rachelle.

Tee is happy to find that the ancient Egyptian box she inherits holds a spirit who will serve her, until she notices changes in her servant's appearance and behavior.

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.