When Laura Harris's kidnapped son returns after eleven devastating years, what she thinks will be a dream come true turns out to be a family nightmare.

10-year-old Eli finds himself at summer camp.

Based on the book by the same name, the film tells the inspiring story of a 12-year-old boy who, separated from his family by a fast-moving storm, must fight to stay alive during his nine-day adventure lost in the backwoods of Maine.