Roger Vaughn must discover the true story behind the legend of Lavinia Fisher, the first female serial killer executed in South Carolina. "At the hanging, Lavinia Fisher's last words to the minister and the gathered audience were, 'Cease I will have none of it. Save your words for others who want them. But if you have a message for the devil, give it to me; I'll carry it.' And with that, she leapt off the platform, hanging herself and...