[カミコ! (もっこ)] ギャル先輩は断らない [中国翻訳] [DL版]
#383336 - That's when Lan became a man, and though the thought it gave him great embarrassment, the thought that his sister had just been sitting on his member made it feel like a lightning bolt had hit the tip of his penis. Worse yet, Lan felt something warm and wet inside his whitey-tighties. Or for lack of a better word, that's when he did not notice it.