I'd say it's more than sex, in that for many, especially male submissives, it's about being lost in the occasion and the euphoria of pleasing your Mistress or Master. I think when two people really get in to a scene it becomes more intense and emotionally involved than sex can offer. There are of Read more… course those who need sex to complete the scene, probably monogamous couples, but I'd suggest that particular necessity was not as common as one might think.