After finding a satisfying suitor, Princess Cordelia is ready to give up her position as general of the Thymerian army. That is until news brings infuriating emotions, leading her down a trail of dark thoughts. But before she can pay it much attention, war is announced, and she is summoning every last soldier on a journey North. She begins to uncover secrets and encounter extreme conditions like nothing she's ever seen. How long will she last? Will she live to see the end of this war? And most importantly, will she be able to sacrifice what matters most?
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.