[UFD-065] [Tuyển tập những bản t hay nhất] Tôi nghĩ rằng tôi đang quyến rũ em trai trinh của mình, nhưng... không ngờ, mọi chuyện đã đảo ngược! Một chị gái ngực bự vô tội bị anh trai siêu mạnh hãm ếp không thương tiếc 【】
Due to their parents' remarriage, Natsuko and Takeo began living together. Natsuko, having lived a long time with just her mother, was often unguarded and didn't pay much attention to how she dressed in front of men at home. Takeo, having grown up in a household with only his father, had no immunity to women and was still a virgin. One day, as a joke, Natsuko teased Takeo, a novice, by flashing her chest, but it excited him more than she expected. From that day on, Takeo, transformed into a beast, relentlessly groped her breasts, and she was repeatedly taken in her own home by his extraordinary, unstoppable erection.
