I have a younger sister who is eight years younger than me, and I'm attracted to my sister's developing body day by day. I bought a camera with the money I earned from my part-time job last month and forced her to do a camera test, but surprisingly, she didn't seem to mind. Now, I sneak around my parents and do naughty things with her almost every day. One day, my senior part-time job leader found out about this fact and called me out to a hotel...
