The Ott Project (2016)

A science fiction drama about a monoplegic teen, Seth Ott, who dawns a mechanical leg brace and embarks on an adventure. Seth forms a friendship with an emotionally disconnected drifter, J.J., who is pursued by a mysterious Raider. Through a perilous obstacle they struggle to survive in a post-apocalyptic setting on Seth's journey to return home to a place known as Amaranth.