DC bustles, the light from the city fills the night. But in the dark alleys and backstreets, only slivers of light from a full moon dance. In such an alley, a shadowy figure is hunched over a body. She lifts her head to reveal soulless eyes and fangs dripping with blood as she licks her lips with exultation. Standing up, she wipes her chin, and tosses her long black hair, then saunters away. At FBI headquarters, Gerry examines the case files of 18 wealthy men, dead, with few clues, no DNA, and no leads… When predator and prey become one, no one is safe.