Inviting male and female college students walking on the street to the studio! They were challenged to 14 types of fellatio missions that could win high cash prizes for two people with a real friendship relationship! The female friend, unable to hide her shyness and confusion at the sudden extreme request, felt her vagina throb and become wet with excitement as she experienced the growing hardness of her male friend's penis in her mouth. Will these real college students, who just moments ago did not see each other as the opposite sex, cross the barrier of friendship and engage in sexual desire?