Isabelle is just your average 13-year-old girl. She lives in Boston, Massachusetts, and ultimately leads a picturesque life. But her entire being is thrown into turmoil when she passes a test to get into the Center for Curious Teenagers. Suddenly, the girl who lead a perfect life is forced to face a parallel universe with the help of an old friend, a worker at CCT, and a newfound buddy. What Isabelle didn't realise when she started was that she was going to be risking her entire current life just to find out who she was- just to find out her Identity- and the chances were slim she'd return.
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.