真夏のビキニJ○が挑戦するギチ詰めローターチャレンジ！ ローターを膣口が閉まらなくなるまでマ○コに挿入！勝ったら賞金総取り、負けたら即ハメ中出し！～まゆみ編～
Midsummer bikini J○ takes on the tight rotor challenge! Insert the rotor into the pussy until the vaginal opening can no longer close! If you win, you'll take all the prize money, and if you lose, you'll get creampied immediately! ~Mayumi Edition~
