As he entered me I said, "you gotta cum soon, my pussy needs a little rest." I hung on my son's neck as he stood there holding my ass and fucked me hard. I could see in his eyes he was about to cum, so I looked right at him and said, "cum inside me." His hot cum started to fill my pussy, and as his cock continued to push in and out of me, I could feel his cum start to drip out of me. He finally finished with a deep push and held it there. When I saw the tension finally leave his face, I simply said, "Thank...