To investigate a brothel building rumored to be manufacturing dangerous pleasure drugs, the only female investigator, Asami, goes undercover. Her method is to work as a sex worker in a fashion health club within the building. Driven by her sense of justice and mission, Asami struggles to perform unfamiliar acts while extracting information from clients. Meanwhile, an organization that saw through Asami's resume lies begins investigating her background. One day, a regular customer who hints at information pressures Asami into performing an out-of-option act…
