One of our favorite experiences at a swinger party involved two other couples that were also new to the scene. The lighting was dim and red, the beat of heavy music pulsating like the inside of a heart. The six of us were on a couch and loveseat set in an L-shape, each making out with and grinding on our respective spouses, with Michael and me in the middle. The host encouraged us to “rotate” if we were comfortable, and t...