When a new student, Rafe arrives at school, Skye befriends him.
She is about to turn 13 and come of age. Rafe gets bullied and she tries sticking up for him, which ends up with her growing wings and embracing her half demon side. A wizard named Mar is after her, along with three strange demons who are raising an army. Her eyes are finally open to the real world of magic that her parents risked their lives to keep her from. But why would they keep it from her? Is everything magic good, or are there hidden and unknown dangers and evils in it?
In the epic conclusion to the Devil's Deal series, Freya has one final chance to discover the full potential of her own power, and to use it to restore balance in the universe - once and for all. After the destruction caused by Roisin, Ferya and Torix come to terms with their losses and mistakes... And prepare for a final battle that will change everything.