Maybe it’s the thought of doing it where he works that has him turned on so much. I push back against him, taking him deep. He grabs my hair and jer...ks my head back roughly as he starts to slam into me. Harder and faster, his thighs slapping against my ass, his balls fly against my clit. I am so close to cumming, my hand goes to my clit and I start working it hard. He slams hard once, twice then cums deep in my pussy. I hear him growl low as he grips my hips hard, shoving deep and filling me. The day soon turned into early evening and we all had a good time swimming and talking by the pool and soaking in the hot tub. Occasionally Tom would slip up and start talking about his work and Mary Ann would tell him to stop. He'd apologize and we'd all laugh and remind him we had no idea what he was talking about. It was easy to understand why he was so valued where he worked, Tom was not just brilliant but passionate about his work.Somewhere around 10:00pm we decided we should start to head. Red Square is a large all red brick plaza that covers an underground parking garage on campus. All the buildings that boarder Red Square have underground entrances to the parking plaza, so everyone ducked into Suzzallo Library, and then worked their way to the Red Square garage, and from there into Kane Hall.The double feature that evening was the Director's cuts of "Alien" and "Aliens". As was usually the case when 'the gang' went to a movie they sat together and generally watched the movie,. I knew I could safely leave it unattended for 40 minutes. Tim topped up our glasses."Now, how about that shower you missed at the store?" I untied my housecoat and let it fall open, to give him a sneak preview of my underwear.Averting his gaze from my panties, he said: "Sure. Which way is the bathroom?" Straight along the corridor. Mind if I join you?" In the bathroom?" No, sweetie, in the shower."He knocked back the red wine, as if to fortify himself. "Sure. That would be nice. I've never....