RTP-059: “我的天啊！ 姐姐對性知之甚少，不把我當成男人，我總是一副毫無防備的樣子在屋子裡徘徊。 我以前從未關心過它，但在不知不覺中，我很高興看到我的妹妹，她已經成熟了...... 3

"Oh my God! My sister, who has little knowledge of sexuality, doesn't see me as a man, and I'm always wandering around in the house with a defenseless appearance. I had never cared about it before, but before I knew it, I was excited to see my sister, who had become a mature body ... 3