Keyanna Sanders is about to get everything she could ever wish for on her 18th birthday: a hot guy who's really into her, a sporty car she's always dreamed of owning, and the party of a lifetime that no one will forget any time soon.But before long, she'll understand these wishes are more than a coincidence, and that they come at a steep price. Keyanna is more than just an average high school senior, her best friend is more than the innocent boy next...