I could see her in the mirror on the dresser and she just stood there for a good 30 seconds watching me. It turned me on so much I immediately came an... it shot all over my sister's naked ass. When I came she slowly walked backwards and out of the room with a huge grin on her face. I didn't want to get in hot water with my sister so I then tried to wipe the cum off her ass but she woke up and got a little annoyed. I told her why I was jerking off and what happened when the maid came in and to my. It worked like a charm. She'd pulled this routine before, once at the gym and once in a Vegas Casino. In both cases previously, the act immediately drew a male hero to her side in a flash; testosterone, rescues, and reassuring massages. This third time was no exception either. She'd barely enough time to hit the edge of the deckchair in a carefully executed pratfall before Marcus sprang to her side; scooping her up in his arms and setting her down like a feather on the chair. He immediately. "Who did you say is helping?" one guy asked."Cindy and Nikki." Are they teaching assistants or what? What're their last names?" Cindy Richards and Nikki Granger." I don't know them." They're my sisters. Uh, adopted, but still..." So what makes you think THEY can help in this math stuff?"Tina walked up in the middle of that conversation. "Trust me ... those two sidestepped ALL the engineering math. Cindy was helping teachers with master's level math before she came to Auburn." She got her. I first wondered how I could do that!!Then he asked me to stand up. The cock came out with some reluctance from my baking oven with a splosh sound. Then I turned around to face him.I held his neck and he began kissing me. Slowly, he directed his cock once again into my pussy which was awaiting his entry. My pussy had become friends with his cock and now recognized him as a friend.This time there was less pain. Maybe it was the position (missionary) where the cunt is better equipped to hold the.