Justin Cronin 
Twelve [EPUB ebook] 

A literary thriller revealed in multiple time frames, The Twelve is a suspenseful tale of the human capacity for sacrifice and the transformative power of renewal. In the present day: As three strangers attempt to navigate the chaos cast upon civilization by a U.S. government experiment gone wrong, their destinies intertwine. More than a hundred years in the future: Amy, Peter, Alicia and the others introduced in The Passage pinpoint the weaknesses of the twelve original vampires . . . even as they confront a betrayal by one of their own.