The L.A. National Bank is hit with a rash of robberies, their objective being the World's Jewelry Fair exhibits being stored there. Lupin, of course, is also carrying out his own plan, an underground attack which is a smashing success. At the moment when he has acquired the valuable jewelry, Vietnam veteran Harry Satler strikes with heavy artillery. He needs money for the treatments his daughter's eyes require. The blind daughter, Mary, meets an angel in the badlands...!