They have existed in plain sight for hundreds of years. They've maintained an eternal watch over us and protected us from impossible horrors. They've waged wars in complete shadow. Their powers are infinite, their skills are supernatural. They are virtually unstoppable. However, so are their enemies.... Marcus Townsend is a seemingly ordinary college student with an overactive imagination and a lack of drive. All that changes in one night when his parents are attacked and three brutal murders are committed in London by an assassin who defies the laws of physics. The only link between the...