Arnaud DuFont, a passionate man with a troubled past, finds himself cursed while trying to gain the love of a woman. The curse is active only at night, giving him the ability to turn into a bloodthirsty, violent beast. When the beast starts to take over even in the daylight, he runs away in a fit of hysterics, but not before passing the curse onto his friend, Henri Roussel. Roussel must find a way to rid of DuFont's violence before the end of a hundred and one nights, all while being in danger of remaining cursed forever.
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.