Liza McCarthy has never known the love she so desperately craves. The illegitimate child of a broken marriage, the identity of her father and her heritage are a well-kept secret. When she receives a call from a mysterious woman claiming her life is in danger, she manages to flee just before two men break into her home.

She soon finds herself in the tiny midwestern town of Halden's Mill. There she is taken in by the Finns, a mysterious family who claim to guard the entrance to the fabled land of the faerie.

Liza is slowly drawn into a world of monsters, dark magic and a host of peculiar townsfolk. Now she must rethink everything she's ever known and seek her destiny before two worlds collide with a force that could mean the end of the human race.