At the slight movement and the sound of her fresh young voice, the massive creature became aware of her presence in his kennel for the first time and ...ith a menacing growl, he sprang to his feet, whirling around to face her. The girl's breath caught sharply in her throat and she froze involuntarily on the spot as she suddenly saw the real reason for the dog's preoccupation with his lower body.The mammoth dog's long scarlet penis was glistening wetly as it stood out in full view beneath the. After a few minutes she says the hard floor is uncomfortable and asks if we could take things to the bed. “Sure, follow me.”We head upstairs, I take off my pants and hop on the bed. She jumps right in where we left off taking me slowly and deeply into her mouth. I try to reach under her shirt to play with her tits and she backs off. “Sorry but I had heart surgery, have a huge scar and I’m very conscious about anyone seeing or touching my breasts.” I tell her “it’s ok, but I will want to put my. " Okay." I pushed hard and fast, hit the resistance again, broke through, and heard a small cry of pain from Karen. Then her hips took over. She started bucking and squirming. For a moment I thought she had gone crazy. I felt a tightening in my balls, and felt my first ejaculation into a woman."Karen kept up the movement, and I was still hard. (Remember I was 16 years old then.) Soon I was back into the movement also. Karen was letting out gasps as we worked on each other. These gasps started. ..I know I am going to cum, I am going to cum hard, oh..... I try to say “I’m cumming” just as I get a mouth full filled and spilling over my lips of salty, hot cum juice. I swallow it down while I am cumming. All I could think of was “More! More! More!” as I am being fucked harder and harder, cumming harder and harder until I feel myself shudder, juices flowing everywhere, over Roberts spurting cock, down my ass, onto the couch. After what seemed like a few minutes, both Jason and Robert sat.