Darren Shan 
Death’s Shadow [EPUB ebook] 

Fresh hell from the Demonata – you can’t cheat death…The apocalypse came and the world burned. But it wasn’t the end, and out of the destruction, new life has emerged. Bec is back to face the Demonata. After centuries of imprisonment, she’s more powerful than ever, but the demons no longer stand alone.Something else has crawled out of the darkness with her. Lord Loss is no longer humanity’s greatest threat…