Sissy had protested at first and begged to be exempted from this requirement, but had nonetheless dutifully complied. Of course, the humiliation had s...rved as a powerful turn-on for the cock-mad slut, and every day since, without any instigation from me, Helmut had enjoyed unloading his long, slimy dog-cock into a talented teen throat.Even now, the big German Shepherd lay curled up in the corner of the room, watching us dolefully with liquid brown eyes, a sedate repose that could only mean that. Purdy went into her office and used the phone. When she came out, she was angry. The female model she had hired to pose for the second half of the class had once again cancelled at the last moment. She asked for a volunteer to pose nude for the class. Some were aghast at the suggestion, others laughed. They asked Ms. Purdy to pose again. She explained she had done her duty last time and that she couldn't pose and properly teach at the same time. She again asked for a volunteer. Our peeping Jane. The advert I placed was for rough anonymous sex.I had just finished meeting the first person to respond to the Ad, my cock still shrinking. She had been fun and I told her I would be open to another romp. I emailed my phone number in the email reply, and I drank a cup of coffee. Soon I was texting back and forth setting up a location. I texted the name of the restaurant I was at, and asked if was close enough. The text reply was yes and what about a place to actually fuck. I texted back that I. A tall, leggy blond with no tits 'greeted' me. That is to say she barely looked up, waved a vague arm to towards the toilets."It's the third sink, it's dripping" I ain't the plumber darlin' guess again"She looked up "Well what do you want" (subtext was "you 'orrible little oik, you're ruining my latte and croissant")"I'm the tax inspector ain I? That's why me van parked outside says 'Decorator' on the side" Tax inspector? We aren't expecting you are we?" Tall, leggy, blond and thick. Some.