Grendel: God and the Devil #0

Hunter Rose was only the beginning. Christine Spar and Brian Li Sung: merely pawns in the Devil's grip, incubating the spirit of Grendel until it was ready to explode into the world and spread across all of human consciousness like a virus infecting its host. Now, several hundred years in the future, as mankind slowly pulls itself together after a third World War, opportunistic religions and obsessive corporations battle for attention. But one force rises above it all and dominates the public psyche -- there's a new drug in town, it's euphoric, it's deadly, it's called Grendel!