I lay on the bed on my back and ordered him to kneel astride me facing the other way. He was then told to lift up and hold the cheeks of his ass open while he slowly lowered himself onto my erect, lubricated penis. He obeyed without a word, and I watched as my entire throbing penis disappeared between the cheeks of his ass. His pale butt was outlined by the black lace of the garter belt and the tops of the stockings that were carressing his legs. He raised and lowered himself on my shaft with long strokes, lifting until my penis was fully visible, before lowering down again to take the length once more. He began masterbating his own penis while riding up and down faster and stronger as his orgasm approached. I watched in ecstacy as my penis appeared and then disappeared between his cheeks, as he raised and lowered. I reached up to his waist and grabbed hold the garter belt with my fingers. I tugged and pushed and pulled in time with his movements. My hips were thrusting upwards, pumping hard and everything was moving in perfect harmony. Finally he clenched his black stockinged legs and ass and gasped again and again as he orgasmed, squeezing my cock until it also reached its own throbing cresendo in sympathy. Over and over the waves of euthoria swept, as I lunged and pushed and lunged deeper as the orgasm went on and on and on......................