"Oh God Brenda! Don't stop!"

No! I thought, trying to slide him from my mouth, I wanted too.... I yelped in surprise around his cock when I felt his hand grab the back of my head and push it down. He thrust his hips shoving his cock deep into my mouth and before I could react, Greg cried out, "Oh, fuck!" and his cock went off in my mouth. I was caught by surprise and made a gagging sound as his cum hit the back of my throat and I reflexively swallowed it. I tried to move my head back, but Greg was holding my hair tightly in his hand...