Chris McCandless was a bright college graduate from a comfortable American family, with the kind of future that seemed wide open. Then, at 22, he gave away thousands of dollars, cut contact with his family, and disappeared onto the road under a new name. Two years later, hunters found him passed away inside an abandoned bus deep in the Alaskan wilderness. How did his life change so completely, and what actually happened during the final months that turned his strange journey into the story of the film Into the Wild?