Belle Starr, 'Petticoat Terror of the Plains', once said of herself, quote, “I regard myself as a woman who has seen much of life.” On the American frontier, she was thought of as “a demon with a bloody knife between her teeth and a pistol in each hand terrorizing whole communities and making deputy marshals hit the high places.” She lived a larger-than-life life, that's for sure. But there's one big missing detail: what no one knows is, who shot her in the back? And why?