When she finished, she handed me a fresh towel and I did the same for her. She hung the towels on the rack and took me by the hand and led me to the b...edroom.“Put on the Air Supply tape,” she requested.I nodded and did what she asked.“Sit,” she said, pointing to the chairs. I sat down and she came over and sat on my lap. I wrapped my arms around her and she snuggled close.“Mike, you aren’t going to be any use to me unless you relax.”“I’m trying,” I said.She kissed me, and once again our tongues. ”Trisha was a rather nice sister so she decided that if her sister needed her help with this, why turn her down. “Well,” Trisha started. “A blowjob is when a girl sticks her mouth over a guy’s….member and makes him feel good.” Trisha realized her explanation was not very good as she looked at her sister’s still confused face.”Here let me show you” She said as she reached for her laptop and opened it up. She went to Google and typed in blowjob. She found a video of one being performed. I held the cane flat in both hands and offered it to her. She did not take it immediately. I was shaking a little and she seemed to be considering. She extended her hand but didn’t take it from me. I placed it in her hand and then she did smile but it was not a smile of conquest, just of pleasure. She tapped the cane’s tip on the bench and I bent over it. She squatted again and kissed my mouth. She stood and right in front of my eyes unbuckled her strapon and threw it onto the bed. She pressed. "So I want you to be totally honest with me about how the machine makes you feel. This being our first try, I'll use the lowest setting." With that, the Countess went over and pushed up a lever on the Machine. The giant waterwheel began to turn, and the Countess watched Ruby, with one finger already in her dripping pussy. Ruby heard the waterwheel turning for only a moment, because in the next, she was thrashing in agony on the table. The machine sucked on every part of her body,.