My older brother and his wife came back to the house where I was holed up in my parents' home. My sister-in-law's top was so low-cut that I could see her cleavage, and it felt like she was making a move on me. It seemed like she wasn't having sex with my older brother, and I could clearly tell how frustrated she was.
While my older brother and mother were looking for something nearby, I licked my sister-in-law's huge tits, shoved my hand into her black pantyhose, and pressed my hard dick against her big ass. She was trembling with excitement so much that her knees almost gave out. Even though she refused verbally, she was a secretly perverted sister-in-law who got all fidgety and turned on by my sexual harassment comments and actions.
When my older brother and mother were gone, I made my sister-in-law take an even more embarrassing pose. I buried my dick deep into her soaking wet pussy.