"You've been a very good obedient boy," M read. "Are you ready for your test?" M looked at his phone, wondering what this was about. He thought he had passed the first test. M had been talking to Charlie for a month. It all began when he matched with her on a kink dating site; Charlie was a lovely, curvaceous, dominant with wavy auburn hair who was a nurse and had a passion for mystery novels, and she caught Charlie's eye...