Training Kate: The Submission of a Maid - Book 2: Kate's Introduction

Kate, a maid, has been given to a rich older couple by her dom Michel. They get to do whatever they want with for a weekend, and they seem to have something pretty big in store for her. Will Kate be able to become a proper submissive and learn all of their rules? Everyone and anyone can take Kate any time they want, and they do it often.