FSDSS-786 During the 12 hours when my girlfriend was away, I had creampie sex with my girlfriend's sister, who is the No. 1 hostess with monthly sales of over 50 million yen. Ranran Fujii

My girlfriend, who is plain, serious, and modest, lives with a super beautiful older sister. When I go to her house, I drink champagne early in the morning to get her excited! Apparently she's a super popular hostess who drinks at home early in the morning after work. One day, I stayed at my girlfriend's house, and the next morning, when I saw her off as she went to work early, her older sister invited me...