Wave has some small problems, number one, when she was 9 her mother was killed in front of her. Now she is 20 and stuck with a farther that has no idea how to raise a "mortal" in the modern era.
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.