Solo actress and investigator Shiori Kamisaki goes undercover in a notorious brothel on the street! She uses her body to thoroughly report the hidden side of the sex industry that you've always wanted to know! After receiving instructions from the manager and staff, it's time for practice! Face-to-face with customers! What? Is it bad if I insert it?! The eager Shiori investigator ignores the staff's warnings and accidentally inserts a penis! She reaches orgasm repeatedly under the customer's full-throttle piston action! Oh no! The amateur's penis is so big!
