When a mysterious man appears in a small town, unexplained miracles start to occur, changing the lives of everyone he meets. There's a mother whose five-year-old boy has leukemia, two ... The film, based on the William Sirls book, follows a small-town pastor, his wife and their sick child as a mysterious man is sent to give them hope. Sirls adapted his book for the screen, writing the screenplay with Aviv Rubinstein and Richard Clark Jr.