IENE-517 An amateur girl experiences washing a penis with slippery bubbles for the first time in a mixed-gender open-air hot spring bath.

If you can watch a male guest taking a shower in the mixed-gender open-air hot spring of an onsen inn for 10 minutes, I will give you 100,000 yen as pocket money. Under this condition, we had an amateur girl try her best. If she feels embarrassed, it's okay to cover herself with a towel. However, due to her poor performance, a bad male guest decided to give her practical lessons, and even if she said 'I really don't want to' and refused, the situation did not end, resulting in a soapland experience?