ゴムを外して生挿入したらお姉ちゃんが豹変！超難関大学を受験する姉は一分一秒を惜しんで勉強をしている。あらゆる時間を勉強に捧げている姉は、恋愛はもちろん、オナニーなんてしないのでとりあえず溜まった性欲処理に弟のボクをいつも呼びつけてゴムをつけて挿入させる。
When I Pulled My Rubber Off To Fuck My Big Sister Raw, She Transformed Into A Slut! My Big Sister Is Studying To Get Into A Really Exclusive College, So Every Minute Counts Since She Spends All Of Her Time Studying, She Has No Time For Dating, And Even Masturbation, So She's Taking Out Her Sexual Frustrations On Me, And Making Me Put A Rubber On To Fuck Her
