Michiru, a widow, takes over the management of the factory according to her husband's will. However, due to the difference in management policy between Michiru and her late husband Soichi, a feud develops between Michiru and the workers. Michiru begins to feel a strong dislike for the old workers and tries to shut down the factory, but the workers, unable to suppress their anger and lust, attack Michiru, confine her, and go to great lengths to rape her....
