Ten

"It's time for us to move on to third base, Pet, but first I want you to show me you remember your lessons for first and second base."

I say as I settle myself in a chair and watch as my stepsister, flushed with excitement, walked over to me and settled on the end of my knees before sliding closer to my naked body with her own. She looked in my eyes and said, "First base is basic kissing and holy kissing."

She leaned forward and pressed her lips to mine, and we kissed getting more and more passionate as we went along and then she slid a little...