I'm visiting Sir's house for some one on one biology tuition only to find I'm the one teaching Sir! He gets turned on seeing me in my school uniform and eventually encourages me to take control giving him JERK OFF INSTRUCTIONS. All I have to do is flash my white panties and he's under my spell getting a big old stiffy in his trousers. I tease and frustrate him caressing my boobs rubbing my special place until he’s putty in my hands. Then skilfully working on my bean I begin to groan with sticky pleasure, my homework nearly over, I allow his release. Oh Sir are you OK you’re looking a bit flushed