Aislinn Celthric never wanted to rule her father's kingdom, but after he goes missing in Japan, she is forced to take over. All seems well until a routine patrol turns into a deadly fight, officially declaring war against the demons of Earth. With the help of her friends and a mysterious new fairy named Dest Aislinn must prepare her people for a battle that could destroy everything they've ever known. With her personal life hanging by a thread and demons raging just outside the island borders, Aislinn must give up her past and become the person she was meant to be. Love, betrayal, and loss it all comes down to one final moment when she must choose. Nothing is safe when the fate of an entire realm rests on the decisions of one.