A sexy nightclub owner, Barb Wire (Pamela Anderson Lee) moonlights as a mercenary in Steel Harbor, one of the last free zones in the now fascist United States. When scientist Cora Devonshire (Victoria Rowell) wanders into Barb’s establishment, she gets roped into a top-secret government plot involving biological weapons. Soon Barb is reunited with her old flame Axel Hood (Temuera Morrison), who is now Cora’s husband and a guerrilla fighter, resulting in plenty of tense action.