Seventeen-year-old Eve's world is about to come crashing down.When the mysterious Kateri enters her life, Eve is introduced to the hidden realm of the Shayds, an army of warriors who protect the world of light from the forces of evil. With Kateri's help, Eve will discover how much of a difference one person can make, and that there are more things in the shadows than we know, but this knowledge will come at a terrible price.