The girl, who began to think that every day was boring, suddenly visited the basement where she dealt in illegal drugs. But what she was forced to breathe there was pure toxic fumes. She clings to pleasure as if seeking salvation in the agony of poison gas. Nanami Yokomiya, about half a year after her debut, expresses the torment of hell caused by poison gas using all of her body. - The AV that is packed with her body, mind, and eroticism is the most "Poison Gas / Aphrodisiac DE Gangimari Brainwashing Experiment". It's a masterpiece!