JAV48

I have a younger sister named Rio. One day, Rio suddenly stopped going to school and started shutting herself away in her room. She stopped eating well and her body started to lose weight. I couldn't stand worrying about Rio, so I knocked on her door to see if I could be of any help.... My dear sister begged for more of my cum! I was so worried about her that I knocked on Rio's door to see if I could help her in any way I could! As I gulped, Norio smiled at me with a smile she hadn't shown me in a long time. She shook her hips until she ejaculated, her body so slender that her ribs stood out! After that day, my sister only ever talked about my sperm....