SDMU-624 Amateur friends male-female cooperation game! Win prize money if you make your girlfriend cum 5 times in 10 minutes! If not, have sex immediately

Four pairs of male and female friends who were called out on the street challenge to make their girlfriends climax five times within a 10-minute limit! If they fail, they have sex right there! It started for the money, but the girls who were made to climax over and over again began to feel good… The guys got turned on watching their girlfriends pant… Shame, reason, and friendship all flew out the window! The true nature of men and women is revealed here！！