After several minutes of constant hard fucking I felt my balls begin to tighten and I knew a huge load of cum was about to splash all over my sisters now fertile womb. "I'm going to cum sis."

Charlotte screamed "DO IT!!! CUM IN ME!!! GIVE ME ALL YOUR CUM AND KNOCK ME UP BIG BROTHER!!!!"

That was all I needed, and I blew my load deep inside Charlotte, all the while she was screaming. YES!!! GIVE ME ALL THAT CUM!!!! BREED ME!!! OH GOD GREGGGGGG I'M CUUUUUUUUMMMMMMMINNNNNGGGGGGGGGG AGAINNNNNNN!

I collapsed on top of her spent from all the fucking I'd done today. I was beyond tired and ready to...