Po pobegu iz zapora na Marsu medgalaktični terorist Alex Windham zavzame Dome 4, znanstveno postojanko na drugem planetu. Svoje ujetnike prisili v izdelavo naprednega orožja, s katerim namerava uničiti svoje nasprotnike. Toda Windham ne ve, da je ena izmed njegovih talk žena medgalaktičnega moža postave, Chasea Morrana, ki bo storil vse, da reši svojo izbranko.
Low-budget Die Hard clone in which mad terrorist Alex Windham takes over a small scientific community on another planet and forces Dome 4's inhabitants to build him some bombs. Windham is unaware, however, that futuristic "peacekeeper" Chase Morran is on Dome 4 and plans to foil Alex's evil plot.