Sexual Satisfaction Survey: Investigator Sakihara Iona

Synopsis

This time, under the guise of a “Sexual Satisfaction Survey” from the Sexual Activity Bureau, an investigator visits the home of a single man to conduct research. Sakihara, who exudes an irresistible charm, is skilled at seduction and quickly wraps the man around her finger to proceed with the survey. As the veteran investigator demonstrates her exceptional techniques, the man’s satisfaction level rises exponentially.