I'm traveling with a beautiful sister who takes care of me. I was supposed to stay at a luxury hotel, but I decided to stay at Love Hotel because of a reservation mistake ...!? While the awkward air flowed, "Are you she?" and "What is a virgin?" The older sister who asks a strange question. And, she takes off her clothes in front of her and attracts a slender beauty body and provokes her. The feeling that sex will start. She is thrilled with the naked body of the older sister who touches it carefully for the first time. Even though the face I feel is too erotic and I almost ejaculate, I put up with it and insert it somehow ...! Is I a useless younger brother who makes my real sister take care of Chinchin?