My sister and brother-in-law were away on a business trip, so I had to take care of my naughty niece for a few days. It's been a long time, but the first time I saw her, she was as cold as ice, and no matter how much I talked to her, she acted like a willful, rebellious high school girl. I was fascinated by the fact that she was showing her panties as if I were an outsider. Although I knew I shouldn't look at my niece's panties, my male instincts won out and I couldn't help but have sex with her as a punishment! I waited for my niece's attitude to change...