What she did do was purposely work her shorts higher, showing more of her ass to him. She didn’t have to worry about the tank top, it couldn’t get...any more revealing unless she just took it off. Every time she knew he could see her, she tried to bend over, giving him a good view of the shorts pulling tight against her ass and crouch. She knew he had seen the outline of her pussy as she bent over each time.When she had dinner done and, on the table, she turned to him with a big smile saying, “Hi. The slender straps over her shoulders were stretched as taut as bridge cables, evidence of the heaviness they were carrying. Her cleavage was deep, dark, and sinfully enticing.“Now the bra,” the professor said, gesturing to Gabby to continue undressing.Knowing there is no way out for her, Gabby reached behind her back and undid her bra. She drew it forward, the straps sliding down her arms and off. She placed it on top of her blouse on the desk. Dressed only in her pleated school skirt, white. " she said."Are you sure you don't want my help?" he asked."No. It's my mess and I need to clean it up. But thanks..."Sandra was interrupted by Jon Sizemore's voice, as he walked over to the couple."Hey Sandra? Can I have a quick word with Carson?" he said with a leering wink at her."I don't know. Can you?" she glared and Derek laughed."Easy tigress. Jon and I are old teammates. I'm guessing that he just wants to catch up," grinned Derek."OK, baby. I'LL catch up with YOU at the library sixth. .well, it’s got to said blooming lovely cock. From his sighs I knew I was doing ok.He then asked me to get up, which I did. He began kissing me, rather keenly and as one hand cupped the back of my neck the other was working my belt loose and getting into my boxers on onto my cock. I hadn’t even had the chance to get a semi at this stage!He was moving my jeans, I thought to give his hand more room but they and my boxers were quickly down to my knees. He now spun me round and bent over the desk..