As NASA's Hubble telescope looks deeper into space than ever before, it receives this message: MANKIND MUST LOOK NO FURTHER. Rookie FBI Agent Joe Shepherd is leading the investigation, but he has a secret mission of his own - In the historic Turkish city of Ruin, a lethal disease erupts in the ancient Citadel and spreads beyond its walls. Something is coming. Something that can't be stopped. But will it be a new beginning or the End of Days?