Twelve years after he had been forced to leave his kingdom and his family, Vincent Stemhart, former prince of Dania, had been living in a small town, helping other nearby towns by getting rid of their corrupted rulers with their smoke tins and trying to convert them over to steam boilers. But after hearing about the possible whereabouts of his long-lost sister, he goes on a quest to rescue her from the clutches of Quincent Bondaire, the new corrupted king of Dania. Will he be able to save her from the land he once knew? Or die by the hands of Quincent and his men?
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.