Big-titted, fair-skinned beauty Haruna Kawakita falls victim to a sinister inn attendant who slips her a powerful aphrodisiac—an intense, shocking turn of events. Though her mind tries to resist, her body uncontrollably craves the man's cock, entering a bizarre, helpless state. Under the drug's overwhelming influence, her nerves short-circuit and her rationality collapses completely. Her hypersensitive body reacts violently, climaxing again and again in rapid succession. In the tranquil setting of a hot spring, her womanhood transforms into an uncontrollably horny, squirting pussy—an eerie, deeply erotic transformation. With G-cup breasts, porcelain-smooth skin, and a completely shaved pussy, Haruna is reduced to a desperate cumdump, craving the attendant's cock. Haruna and the other women, overwhelmed by the potent aphrodisiac, scream "Come, come, come, come!" as they are driven to endless, relentless orgasms.