Eighteen years have passed since Cephas Paulson survived his brutal ordeal inside the mountain. Faith has returned to the world, but the Mark of the Beast vaccine used by the Corps has inflicted unforeseen genetic damage to all who took it, dividing the world into The Washed and The Marked. With the Four network disbanded, Cephas and Martha stand as the only remaining hope for the Christian world - until they too disappear.Their children, Jocie and Austin, are left alone with nowhere to go and no one to trust. Born with her father’s talent for puzzles, Jocie realizes that Cephas has scattered the clues for finding her parents not only throughout her life but through time itself. As the pieces come together, it’s clear that the puzzle she’s solving is much larger than she’d imagined and that her past, present, and future all depend on her finding the solution.