In the realm of Celestial, there are Animorgi, demons and angels, and witches of all sorts. Will Jaiden Caressal, a demon as old as time itself, be able to prove himself unlike the other demons?
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.