I was pitching tent at this point and she looked down and noticed. She whispered in my ear asking if she could touch it. I said absolutely and she beg...n rubbing my cock on top of my slacks. After a few minutes I couldn’t take it any longer and unzipped my pant and pulled out my fully erect cock. She wrapped her fingers around my cock and started stroking me up and down faster and faster pausing to play with the head of my cock. I wrapped my arm around her waist and began playing with her firm. " Paula shuddered; resets were unsettling to say the least."Well you seem to know what you are doing; I'm sure you could use it safely."Paula looked at me coldly. "And what would you suggest?" I don't know, you must have some ideas; how about finding out how things are put together?" I shrugged my shoulders to indicate a complete failure of imagination.Paula thought about this for a while; then she came to a decision. "I'm sorry Mark, but I can't do that sort of thing; I think we should give it. That was the last thing anybody wanted.Pleasuring each other was OK in our eyes, but getting my sisterpregnant was a big no-no. Fortunately I could not indulge in deeppenetrative sex for my cockette was too small.After Milking we rejoined Joanna and Simone and showed them around moreof the school until it was time for Joanna to meet Mistress Janet."D'you think I'm in trouble or something?" wondered Joanna nervously."How can you be?" declared Janice. "You've only been here a few hoursand. My cock reacted by going full mast. Her eyes looked mesmerized as they were fixated on my cock. I could feel my innards going crazy felt my cock slightly throbbing and looking down I could see pre-cum emerging from it. The girl leaned her head forward a little to get a closer look then quickly looked around again to make sure no one was aware of what was going on. I watched as she put one hand between her legs so she could tickle her pussy through her panties. As her hand moved over her skirt.