She’s on her left side and I’m on my right when he enters her, timing the entry to coincide with the upstroke. We stroke for a while in unison and...then he breaks the rhythm so that his downstoke now coincides with my upstroke. Fuck – this feels fantastic and the chick is in heaven, groaning and groping my ass. By now I have taken the butt plug and have started working it into his hole – a little resistance and then, plop, it’s in and we both pick up the pace. He wants to swap places so we pull. I received a text msg i didn't recognize the number it was yahoo msg it said " come back down in 5 min. My heart began to pound and my cock began throb as well. i decided to head down stairs i walked in slowly rock hard not knowing what to expect. On my side of the couch was a pair of her panties and a bottle of lotion, she was laid out with her ass in the air and the laptop in front of her. She starts to type and hits enter and I receive a 2nd txt msg " u can look you can touch" So i pull out. "What would you like to know from me tonight, Mit?"Mit moaned again when I tweaked her nipples. She then turned in my arms and hugged me. The nervous teen again started hesitantly but quickly built to chattering rapid fire. "Well, I ... ahh ... I mean ... ummm ... what do the boys want from their girlfriends? What do they want the girl to do? How can I please them like you pleased me? I want to know all about boys. I don't even know what a boy looks like. Please Lucky, will you show me how to. GARY: So you're saying I might as well sleep with my sister?SEBASTIAN: I'm saying that sexual intercourse with your sister is a tiny step compared to how far your relationship has progressed.GARY: Yeah, I get it.SEBASTIAN: How would you describe your experiences so far with your sister?GARY: Pretty amazing. Yeah, pretty hot.SEBASTIAN: There you go. And it's very likely that it will only get better. But you're still worried.GARY: Yes. I worry about her friends.SEBASTIAN: Do you think she would.