Conrad and Stone, two world-weary freedom fighters, find themselves trapped in an underground garaged fighting for their lives in a game of "Subterano," a role-playing game that has become reality. Along with Conrad and Stone, nine other unfortunate victims are forced to fight for their lives against the whims of Ektoman, the God-like Gamemaster who calls the shots, which include, among other things, a deadly array of remote-control cars.