Deep Space Nine is suffering from numerous glitches. The station's two systems, Federation and Cardassian, are not working well together and the only man who can fix the problems is Chief O'Brien, who is away on assignment. The Chief has gone undercover for Starfleet Intelligence in order to find a Starfleet mole working for the Orion Syndicate. He is able to infiltrate the group with his engineering skills. Now comes the hard part: Being accepted by the Syndicate.