The military has been testing a new Virtual Reality fighting simulator, but testing is abruptly canceled when a soldier loses his life during the action. Its creator, Dr. Vincent MacIntyre, goes underground to continue developing the device, until detective Justin Blake and his partner Stone break into the syndicate to stop them. However, they are too late, and the new simulator is even deadlier than the first!

Somewhere in the future the environmental overkill had come. Many people had died. The rich were able to build the underworld, the poor had to stay on the surface building gangs to survive. Jason Storm, an underworld guard gets knowledge of a conspiracy to kill all people on the surface. He needs to flee to the surface, and wins Sumai, a respected martial arts master, as his ally to stop the dirty plot.