This is a true story about a man who came to New Mexico in 1893 to kill a wolf but ended up saving the American wilderness instead. Ernest Thompson Seaton's epic duel became a pivotal moment in American history, helping to change the way people see wolves forever. Based on the personal diaries of Ernest himself and incorporating dramatic early footage, this film presents the methods he used to track wolves and to finally catch the big prize, Lobo himself. This is a simple true story of a unique meeting of man and animal, set against the remarkable backdrop of the very wild west.