ULT-149 Amateur Girls on the Street "Show Me Your Erotic Techniques!" ~If You Can Make Them Cum Within 20 Minutes, You'll Win 100,000 Yen~

We approach amateurs on the street and ask them to show us their erotic techniques for a large cash prize! But what happens next? They're desperate for money, and their techniques are so impressive that it's hard to believe they're from an amateur. Where did they learn them? Are they professionals?