"Killer Lies" looks at recent history's most deceptive killers, including Susan Smith, who claimed her sons had been kidnapped, and John List, who slaughtered his family and then mysteriously disappeared. From Nathan Bar-Jonah, a suspected cannibal-murderer, to the notorious BTK killer, we'll examine these criminals who terrorized their own communities. With breakthrough imaging science, we will peer into the minds of these impulsive liars and serial predators to explore why deception is such a dangerous weapon in the hands of the most evil.