The young assistant Bianca conscientiously puts herself in the service of her superior, sexy Captain Viviane. She does not know that this evening, instead of fulfilling her duties, she will visit Caldarium Luxuria: an exclusive bathhouse inspired by the public pools of ancient Rome, full of splendor and finesse. A third figure also joins the company – a sophisticated, mysterious woman standing at the very top of the military hierarchy. The temperature rises sharply, not only in the saunas, when both ladies decide to relax with their obedient but shy assistant.-