In the 1930s, amoral blonde tommy-gun girl Bonnie Parker cut a swath of bodies across the South-West. Starting out on gas stations and bars with side-kick Guy Darrow she graduated to bank hold-ups with Darrow's brother and, after bloodily springing him, her jailed husband. But there was never any doubt who was in charge.

After receiving word about a mysterious carcass/skeleton unearthed in the Arizona desert, a father and his daughter decide to remove it from the burial grounds for further study. Once they do so, they, as well as the town, are besieged by a colony of gargoyles living in some nearby caverns.