If you love horror and vampires, this is the book for you, however, it has a several different twists than most books featuring vampires.
Infernal has the addition of a major player ? the devil. Yes, the entity sometimes called Satan. He cavorts around as a well-dressed, cigar smoking human. He taunts a priest, and directs the vampires. The vampires attack a monastery and invade the Central Valley, concentrating on Clovis and Kingsburg.