ULT-143 If you can hold back your moans for 10 minutes with an electric massager on, you'll get ¥100,000!

Pick up strangers on the street! Then challenge them with a high prize! If you can last 10 minutes moaning with an electric massager, you get ¥100,000! Girls succumb easily to the intense stimulation of the electric massager. Their excitement builds, and their breaths become rapid and shallow. In the unending hell of the electric massager, even after climaxing, they lose all reason. Begging for insertion on the first meeting…!?