As usual Mistress started the session with a little whipping to remind me of my position, no paddle though I presume since I had no illegal touching to confess to. She reached down and pulled the small dildo out of my ass and the next thing I knew I was on my hands and knees, waiting for Mistress to guide her strap-on into my ass. I begged her to let me taste her pussy one more time, she looked at me and then pressed her finger into her pussy and I licked it clean, then she did it again and then...