Tom, Sally and the Marquis de Sade (2013)

Thomas Jefferson, Sally Hemings, his sex slave, and the Marquis de Sade were in Paris together. There was extensive correspondence between the two men. These letters were recently discovered. None of this is widely know. How did Tom Jefferson get to know the Marquis de Sade? What was Sally doing? The eternal love triangle? How Tom ran his plantation? The mysterious letters between de Sade and Jefferson that almost changed history? Blackmail? Bribery?