During a six-mile hike on the Maine-New Hampshire branch of the Appalachian Trail, nine-year-old Trisha McFarland quickly tires of the constant bickering between her older brother and her recently divorced mother. But when Trisha briefly wanders off by herself, she becomes lost in a wilderness maze full of peril and terror. As night falls, Trisha has only her ingenuity as a defense against the elements, and only her courage and faith to withstand...