Investigator Minami Aizawa goes undercover in the city's most rumored and suspicious sex shops! Using the erotic techniques she's honed as an AV actress, she'll try to make the amateurs cum! This is Minami Aizawa's first documentary work! A real battle against sex-shop-loving amateurs with built-up cum! Unexpected troubles and pranks occur, as only in a documentary! Minami gets skillfully played by a smooth-talking regular customer! We'll show you all the behind-the-scenes secrets of the sex industry that everyone wanted to know!