When Wendy Everly was six years old her mother was convinced she was a monster and tried to kill her, and eleven years later Wendy learns that her mother was right and that she is actually a changeling troll, who, at the age of seventeen, must be returned to her rightful home.

Wendy, a changeling troll princess, returns to her rightful home, a frightening, beautiful world where she discovers her new powers, fights enemies who want to use her abilities for evil, and struggles with romantic decisions.