In the novel, terminally ill patients become healthy after they are bitten by bats in South America, and the government conducts secret tests on human subjects to see if the virus can cure illness. The result is an apocalyptic unleashing of bloodthirsty vampire test subjects that include death row inmates....says Variety HERE. Variety indicates Ainsley/Cronin's THE PASSAGE is the first installment in a three book series, so we may be looking at a franchise here. The book is not scheduled for publication until next Summer, but it can be pre-ordered HERE