A mysterious stone of black obsidian holds a magical grip over a rural French clan ripped apart by an ancient curse. The Nazis covet the relic as a weapon of immense power that will lead their armies to victory in the West. The Allies fear rumors of the stone mask a deadly weapon that threatens the invasion of Fortress Europe. The resistance risk annihilation to recover it. The French police and the Gestapo will destroy all in their path to possess it.