500 years ago, a powerful diviner foresaw the coming of a pyromancer unlike any other. They would have either the greatest powers of any witch in their time, or none at all. It was predicted they would arrive in this year, and all of the witch covens want that witch.
Kiera is normal. Always has been, planned on staying that way. That all changes when her dormant powers awaken at Starbucks and she is faced with a whole new dimension to her previously complicated world.
Soon, she is fought over by three covens, finding unlikely alliances and quickly making enemies. As tensions grow, a war threatens to break out among the witch covens.
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.