After her grandfather buys an old, ramshackle house in the middle of the Wisconsin wilderness, Isabella Deublaine flies over to spend the summer of her senior year helping him fix it up. But she soon learns that the house dark, untold history. She discovers it was the same house her grandfather grew up in, and where his sister disappeared from almost fifty years ago. But then one day, she is drawn deep into the woods and discovers a chair that takes her to another world.
Here, Isabella discovers she has magic- magic that is being hunted by the king. Armed with nothing but this new-found power, Isabella is in desperate search for a way home, a journey that will prove more dangerous than anything she had ever encountered before. And she had better hurry.
Because if she is discovered, the king will not hesitate to have her killed.
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.