The children of U.S. small-town Alexandria are just trying to live like normal teens until their parents’ promised return from a mysterious, four-year religious pilgrimage, and Ben Schiller is no exception. She’s just trying to take care of her sister, keep faith that her parents will come back, and get through her teen years as painlessly as possible. But her relationship with her best friend is changing, her younger sister is hiding a dark secret, and a terrible tragedy is coming for them all.