Undying vengeance

Armani Belvedere awakes in the hospital to find that his fiancee has been murdered and he was left for dead with half his face severely burned. A group of vigilante vampires called the Dark Ones seek him out to convince him to join their undying quest for justice. It sounds like just what Armani needs in order to avenge his fiancee's death, but will he discover that the cost of vengeance is too high?