A hacker is transported into a computer where he must fight for his life against the Master Control system. The hacker teams up with a bookkeeping program and his girlfriend to try to replace Master Control with Tron.

Babylon 5 is an outer-space way station, a port-of-call for diplomats, entrepreneurs, and scalawags of all species. Commander John Sheridan -- aided by chief security officer Michael Garibaldi, Lt. Commander Susan Ivanova, and resident telepath Talia Winters -- tries to keep apprised of all the intrigues swirling around his little corner of the galaxy, but things invariably spiral out of control.