As you know, I really love to experiment with different ways for achieving orgasms. And yesterday accidentally I have found that old grinding machine. Powering it on, powerful vibrations started shaking my hands. My first thought was How to pull my pants down and sit on it so I can feel that shaky sensation. It was so intense, that even I shocked how fast that thing make me cum. It was unexpected, it was strange, it was new, so right after that I have jumped for another round...