Dr. Richard Massey (Bill Pullman) and Sister Jo (Natascha McElhone) travel to Prague to speak with a noted expert on Satanism, who leads them to a secret library hidden in a crypt. Within the crypt, Massey and Sister Jo find a strange box that contains a puzzle that may unlock clues about the birth of the Anti-Christ. Back at the Sisters of Mercy convent, the sisters and comatose Olivia find themselves under attack by followers of Satanist Isaiah Haden (Michael Massee). Meanwhile, Haden attempts to escape from prison, and Hawk (Mark Rendall) is being brainwashed by his captors.
Set just before the start of Armageddon, the series will follow two central characters, a physicist and a nun, who are racing against the clock to see if the end of the world apocalypse can be averted. Bill Pullman plays Dr. Richard Massey, a Harvard professor whose daughter is murdered by satanists while McElhone stars as a nun who recruits Massey to help investigate whether what's told in the Book of Revelations is starting to come true. Seltzer and Polone with executive produce the project along with Pariah Television's Vivian Cannon and Jessika Borsiczky.
