tomorrows book

What happens when a real demon lord appeared from the fake ones? Then let''''s add that this new demon lord which does not know a thing or two about how the world works and only hates humanity. Drake was once a subject of cruelty of humanity. He was locked up and forced to undergo traumatizing experiences but managed to break out from the chains that bounds him. With only the goal of destroying the human race, how will the new world fare in the face of this ignorantly black-hearted new demon lord?