In the aftermath of a nuclear war, most of the surviving population finds sex physically impossible. They are branded Sex Negatives. The few Sex Positives are forced, on penalty of death, to perform in special bars and clubs like Cafe Flesh for the edification of the frustrated masses. Lana has managed to pass herself off as a Negative to avoid the compulsory performances, but as she starts to drift away from the man she loves, she starts to question her decision.