"'This document, dear friend, will shatter the Church'-- Reading these words in a letter in a dusty archive, Thomas Kelly is skeptical. The papers to which they refer have vanished, but Father Kelly, a Jesuit priest, doubts anything could ever have had that power-- until the Vatican suddenly calls him to Rome to begin a desperate search for that very document. Meanwhile, standing before a council of her people, Livia Pietro receives instructions:...