My special new invention is called pain and cum machine. Good thing I have a helpless victim around the house to try it out. No complaints from his gagged mouth? Fine, then let the fun begin. I have tied him tightly to the bench. A metal ring and sound has been buried deep in his urethra. I have tied a magic wand hard to his dick and balls. With a flip of the switch I can make cringe from painful pleasure. Of course I always turn it off just before he comes. I have put on shiny black latex gloves to feel his rock hard penis in pain. Then finally the machine him to come while I feel his help... Show more