The Coldwater Security Company has a technician who works with a burglary ring. He lets them know which clients have a lot of money and jewels stored in their safes. An elderly couple moves into a mansion in Cromwell, CT. He watches as they store jewelry and cash in the safe. Then something goes terribly wrong, and the old couple is killed. They thought they had an easy score. However, all they found was the combination to open the gates of Hell