Several people witness the secret of the well-known scientist, Andrew Warthrop. After being taken in or led to a hidden lab, these people face the dark reality of exactly what it feels like to become one of his experiments.
Gruesome realities are revealed. Many witness their own never-ending nightmare of constant injections, tests, and abuse. Memories are wiped and the experiments are sent out to live on their own, being closely monitored by this scientist to see how each one manages in the world.
That is, if they live through it.
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.