Only the dead know Brooklyn

the long version

"Ryan Driggs has lived in Brooklyn for 128 years, 96 of them as one of the last members of a tribe of blood-eating immortals who have called the borough home since before colonial times. Besides the occasional hard-to-control thirst, his life in the twenty-first century is uneventful, until he meets Jennifer, a human from Manhattan with whom he falls in love. Unable to leave Brooklyn without reverting back to his original, cancer-stricken human state, Ryan knows he must tell Jennifer who and what he really is. But before he can find the words, she is kidnapped by a tribe of Manhattan vampires--and Ryan discovers that, for a reason unknown to him, he is a target too... In a world where conspiracies are more than just theories and where he is the key to an ancient secret, Ryan must decide to fight or forsake both of the species he's called his own"--