Mackie Doyle seems like everyone else in the perfect little town of Gentry, but he is living with a fatal secret - he is a Replacement, left in the crib of a human baby sixteen years ago. Now the creatures under the hill want him back, and Mackie must decide where he really belongs and what he really wants.
A month ago, Mackie might have told them to buzz off. But now, with a budding relationship with tough, wounded, beautiful Tate, Mackie has too much to lose. Will love finally make him worthy of the human world?