the female torture research institute teams up with the evil organization kurojishi-kai to drive the amazon army to ruin! meanwhile, the legendary cruel doctor revives! at the same time, kurojishi-kai successfully kidnaps hibiki, the amazon army's commander. can the new aphrodisiac's extreme lust send hibiki queen to the hell of ecstasy? or will the proud hibiki queen endure the hell of being trampled by ecstasy? now, a fierce battle of pride begins!