Angels, demons, heaven and hell - Lia knows all of this, at least in theory. She has been prepared for a fate that may never come to pass, but her knowledge of the secrets of this world helps her when she suddenly receives a new destiny. She awakens as a guardian, chosen to protect humanity and become part of an ancient order that demands nothing less than her complete dedication to her new task. As if that weren't enough, Lia suddenly finds herself struggling with feelings that are foreign to her. And this, despite the fact that her empathetic gift should have prepared her well for love...