Iori lives a hollow married life with her husband, a wealthy businessman. Dressed in the luxury brands he provides, she adorns herself with the beauty he bestows, living like an ornamental fish trapped in an aquarium, stripped of freedom. One day, she confides her true feelings to Fukuda, her husband's driver. He too is imprisoned in a life without freedom. Sympathizing with her situation, they give in to forbidden desire. Iori reaches out to his chest, surrendering herself completely as they plunge deeper into a taboo affair, indulging in creampie after creampie.