Darren Shan 
Brothers to the Death [EPUB ebook] 

The fourth and final instalment in the epic saga of Larten Crepsley — vampire, hero and victim of fate…Just as Larten is finding a new place for himself in vampire society, and helping vampires escape the Nazi menace, horrifying tragedy falls on his own family thanks to the nefarious Vampaneze.With his old friend Wester calling for war against the ancient enemies of vampires, Larten finds himself a figurehead of the campaign.But there are more evil things than just the Vampaneze stirring. And soon, Larten might find himself grieving again — as he faces the worst and final betrayal…