"Why don't you have a Wank Mark" I said
"What, no I can't, I'm a professional" he replied.
"Go on, take some photo's, then wank yourself to the edge, then take some more and so on" I said
Mark hesitated, but he was so turned on....
" For fuck sake Mark wank yourself off for me, do it I want to see you WANK" I said with force