A supernatural force spreads across the globe, filling the streets of every city with maniacs consumed by their own darkest desires. In a single night, civilization plunges into chaos. Those who survive with their sanity intact soon find there is more than madness to fear. Strange creatures come out at night to make a playground of the ruins. As the world burns, Jacob Freeman becomes something both more and less than human. Physically transformed, his mind corrupted, and possessed of powers he can't understand, he struggles to protect his family from the nightmare unfolding around them and from himself. The Nature of Demons is a harrowing story of survival in a world where hope teeters on a blade's edge.