A young college girl with incredible performance that always makes men cum first before her has decided to take on a blowjob endurance challenge! She can't help but laugh at how eager she is to experience the advanced techniques of older men, especially their skilled use of tongues. As he speeds up his tongue work, she finds herself getting closer and closer to orgasm. Her breath hitches, and she's left with a blushing face just short of climax. Finally, he hits her sensitive spot, sending her over the edge with a powerful Gakubrui orgasm. As punishment for not lasting long enough, she ends up taking a creampie reward.

イッたことはないけれど、いつも男が先にイッてしまうという高性能マ●コを持つ女子大生が、クンニ我慢チャレンジ！！年上の大人のベロ舐めテクニックを甘く見ちゃいかんぜよ！！とばかりに、いつもより高速で舐め上げる舌使いに、笑ってられるのも初めだけ。吐息が漏れだしたら即アヘ顔で完堕ち寸前。敏感ポイントを探り当てた舌先は、速攻でイキ堕としにかかり、ガクブルイキ。その後は罰ゲームで中出しちゃいまいした。