There's a game where you can win a prize for walking around the city with a beautiful girl, and they successfully got people to participate in a naughty game. Cute amateur girls, shy but for the sake of the prize, they grip the penis! The amount of sperm determines the prize money, so they desperately try to produce a lot! They frantically search for the pleasurable spots within the time limit! From using their breasts, their sense of shame becomes distorted, and some even end up using their vaginas for insertion.
