[RTP-103] I witnessed my sister, who was very interested in deflowering and passionate about it, vigorously masturbating with a dildo. "I can't resist anymore~ I want to have sex!" She asked me, driven by her aroused state, to
My sister, so engrossed in masturbating that she doesn't notice me watching, is a virgin yet deeply engrossed in a thick dildo, panting like a pro and thoroughly enjoying herself. Excited and erect by the sight, I attacked her from behind! Instead of being rejected, she brightened up at the sight of a real penis for the first time and climbed on top of me, saying, "I want to try inserting it..."!?
