We picked up a couple of good friends and six female college students participated in a naughty game project for self-improvement and a cash prize! They swing their hips with a hula hoop and show off their panties, then do push-ups and sit-ups to show off their breasts and panties, and insert a fixed dildo for the first time, resulting in massive squirting and continuous orgasms! Piledriver/grind/spider, different girls swing their hips in different ways! Abnormal bodily fluids flow from the upper and lower mouths! A dildo stimulates the cervix and the orgasm juices go beyond the K-point and never stop! Which female college student succeeded in the challenge?!