On the grounds of Washington's National Cathedral, during a fierce midnight windstorm, the police find a young woman with her throat shredded by human teeth . Soon the other victims follow. When hematologist Katherine O'Keefe examines the traces the killer left on the grisly wounds , she makes a strange discovery: the cells refuse to die . Even more troubling, the evidence mirrors the symptoms of one of her patients,a young girl desperately ill with what seems like leukemia, but isn't .
Dr O'Keefe's former lover and father of her child, police detective Merrick Chapman, suspects he knows who is slughtering these woman- a heophage, the victim of a bizarre medical phenomenon in which the body craves infusions of fresh blood. And the reason for Chapman's conviction? Unbeknowst to anyone else . he himself has this conditon.
When Dr O'Keefe is called in to help with the investigation, she puts herself in terrible danger as she edges closer to uncovering the killer's identity--and Chapman's secret. Determined to prevent the woman he loves from becoming the next victim, Chapman must find this carrier of the ancient curse. It may be somone closer to him than he realizes.