The reality of underwear buying and selling that takes place in the backroom of a used underwear shop. Schoolgirls in uniform come to sell their underwear, which the shop assistant plays naughty tricks on them to turn into stained panties... The pure-looking girl is told that her underwear can't be bought unless it's dirty, and is forced to masturbate, while the half-Japanese girl sucks a man's penis and receives sperm in her mouth in order to get some quick cash. [※There may be some disturbances in the video and audio]
