Amateurs who want money challenge their limits for a prize of 1,000,000 yen! They thought it was just tickling with hands or a brush, but then they're attacked on sensitive areas with electric massagers and vibrators, surprising the amateur girls! Even if they try to stop, they endure it for the prize money! But they end up moaning from pleasure and get disqualified! In their heightened state of sensitivity, they take on the final challenge: 2,000,000 yen silent sex!
