The small power supply that they had originally used did not have the power capability to push them around very fast while also keeping them airborne....The new power supply was able to take them to an estimated 15,000 feet in altitude, but the noticeable drop in oxygen brought them back down rather quickly. It was just too damned cold and too hard to breathe at that altitude.A high wattage variable resister (rheostat) was sufficient to adjust their speed and another one did the same thing for. Than he washed my face back and took extra time for my ass. He was really treating me like a princess now as he washed my legs feet and all. I was just loving this guys two sides, a rages maniac sex addict and a careful polite lover and the way he could easily transition from one to the other in a second. One second he would be patting my head like a baby and the next he was spanking my ass hard. Once he was done, he stopped the water and made me stand facing the wall while he spanked my ass. I stood next to her while she moved her head back and forth.After a while, I moved again and went behind Paula, who was still eating Lorena’s pussy. I stood behind her, caressed her body, especially her boobs, and then I lifted her ass. I penetrated her from behind. My dick was into her pussy once again. It was so wet and warm. She moaned softly. Lorena moved towards us so that Paula could still reach her pussy while I fucked her.I moved inside my friend rhythmically, not so quickly. I wanted. . . then her long thighs levered her haunches up, until only the knob of the black dildo remained within her. There she remained, muscles tense and quivering.“Good . . .” remarked Quentin complacently. Then he turned his attention to Julia. “Three!” he said.The cane slashed across Julia’s upper nates as the order came.Then the haunches came up . . . went down again rather more quickly . . . then came up once more. Julia gasped and shuddered as she made each movement.“Excellent,” said Quentin.