Sam, Terry, and Clive were three normal boys growing up on the outskirts of a small, industrial town. Mischief and pranks were the daily agenda of their gang, a defiant challenge to the adults.But one night, Sam wakes up to find the Tooth Fairy sitting at the edge of his bed; and he discovers with horror that she is not the benevolent and ethereal creature of fairy tales, but a malevolent, nightmarish presence. Exploiting his fears, the Tooth Fairy mocks him, tortures him, and reveals to him the dark side of himself. But is she real, or is she a figment of his disturbed imagination? Is she to blame for the catastrophic events that follow? Sam grows up, transitioning from a child to a teenager, but the Tooth Fairy has rooted herself in his life and never misses an opportunity to lead him to the hidden and sunless side of his personality, where only nightmares dwell.