The Unblemished — Conrad Williams

Enter the mind of a serial killer who believes he is the rightful son and heir to an ancient dynasty of flesh-eating monsters. Follow the frantic journey of a mother whose daughter is infected with the stuff of nightmare, and look through the eyes of Bo Mulvey, a man upon whom the fate and survival of the entire human race depends. This apocalyptic novel set in London is an epic tale of history and destiny, desperation and desire, and atrocity and atonement.