Her window was wide open because it was very hot. I immediately turned my light off so that she wouldn't see me peeping. She went to her closet and ...icked off her flip flops. She then turned toward me and started to remove her tank top. My cock started changing to steel. I hoped she hadn't noticed me before I turned the light off and couldn't seeme now. She remove the tank top and was now in her bra and shorts. She then removed her shorts leaving her in bra and panties. I started. “So Jo, how are you finding the assignment? Any problems?”, “No I’m finding it ok actually, I always enjoy your classes” replied Jo with a cheeky smirk whilst she curled a golden lock of hair in her slender fingers. Slightly taken back by Jo’s desirability, Rosie raised out of her seat turning towards the rays of sunshine creeping in from her small window at the far end of her office, “that’s very flattering Jo” she smiled sweetly back towards the student, “so do you need my help with anything?. You have a full bladder and realize that you have to go to the bathroom. You know what will happen if I find your diaper wet, such a naughty girl will have to be punished.You test the waters, so to speak, by releasing some urine into the diaper, you feel a small warm wet spot forming. You clamp down quickly and stop the flow. You release the flow and again clamp down, The wet spot is enlarged. The actions of the release and clamping sends a signal to your pussy, and the diaper starts getting. She was barely on the seat when her muscles released, and a tremendous torrent of piss emptied from her. She drank way too much last night - way too much. Sure she could use that as a reason for what had happened, but it wouldn't do much for the reason why it had happened.No sooner had she finished peeing, she was reminded of her activities - the remainder of Michael's semen dripped from her. She covered her face in her hands as she squeezed her muscles trying to get rid of as much as possible..