After removing the foreskin and washing my penis, I felt an intense erection and was in heat with my older sister, who is much older than me. (ROYD-058)

My beautiful older sister, who's much older than me, always treats me like a child. She suddenly barged into the bathroom while I was showering, saw my phimotic penis, and then completely cleaned it by pulling back the foreskin. Unable to resist the stimulation, my penis became erect, and she got excited too...