In a world of two kingdoms, rivals, will there be peace? Or will chaos rule?
Cleena is the daughter of the King and Queen of the Northern Kingdom, the kingdom of elemental powers.
River is the son of the King and Queen of the Southern Kingdom, the kingdom of mental powers such as telepathy.
One day, Cleena is kidnapped and taken to the Southern Kingdom to be trained as a spy and assassin. She expects the Southerners, such as River, to be monsters, killing machines with no morality, but she couldn't be more wrong.
River is expected to not only train the Northern Princess to become a spy and assassin, but to gain her trust. River thinks that Cleena will be revolting and lazy, but he underestimates her, and he finds himself falling for her.
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.