Anesthetic Investigator, Aphrodisiac Vaginal Spasm, Risa Shimizu, IESP-603

Risa is an investigator for a non-official government organization. A rapidly increasing number of female deaths is suspected to be caused by the presence of stimulants. Risa investigates a hospital suspected of being a manufacturing plant and infiltrates it as a nurse. However, she falls into the director's trap, is drugged, and subjected to various forms of humiliation…