The city of Argos is the only known place where humans live free from the wrath of their greater, menacing cousins- demons.
Prince Florence of Argos comes from a line of Kings who rule over and protect the city. He has grown up within the Castle walls, listening closely to the King and the Council of Seven, so he too, one day, would grow up to be its protector.
Meanwhile, Aaron is just a slum boy living in Argos' poorest Western Quarter. At a glance, he looks like just a simple street urchin. Get on his wrong side, and you'd find out he may be the most poewrful magic-wielder in the whole city. That is, if magic wasn't outlawed and he wasn't forced to constantly hide his talents.
What looks like a peaceful and well protected fortress of humanity from the outside is a slowly brewing cauldron of class divide and injustice. Will its citizens be able to fix their troubles at home before the looming threats from crawl their way in?
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.