Your girlfriend's public descent into submission.

You'd decided by the 2nd full evening of our stay at the festival that I'd had enough time to acclimatize to the openness of the people and event. You could tell by our lovemaking in our tent that night that I was highly charged by the sights and sounds surrounding us, and that I needed some taming. After we'd both climaxed, as you held me in your arms, you whispered quietly but forcefully in my ear that I was to be your slave all day and night tomorrow. You heard (and felt) me gasp with excitement at your statement. I nibbled at your earlobe and quietly acquiesced before we both drifted off to sleep.
As we drift off to sleep in each others' arms, you hear me whisper that tomorrow **you** will be the slave...