a challenge limited to female students walking down the street! '1cm deep insertion equals 10,000 yen' extreme dildo challenge! "huh? what do you mean?" the jk is confused, but she is very interested in seeing the extremely long adult dildo for the first time. if it goes all the way in, it's 200,000 yen!? challenge start! it seems hard to insert with a small vagina, but gradually the hips grind, and it feels good. in the end, the tip of the dildo stimulates the cervix, and for the first time in her life, she squirts violently, drooling and greatly excited and satisfied! can the jk, whose sexual desire has been ignited, refuse a real cock?!