by guillemets
It is close to perfect with the jealousy, humiliation, and helplessness at wanting to be pleasured.
To see the one you care for/worship in any sexual way could/would be arousing the skank was not the reason. What was the purpose of the hurt/confusion created by skank's participation? What was the lesson? And where the hell was the condom with the skank? THAT is a lesson about this master.
Not the best writing style, lacking in the splendid and florid language I adore BUT lovely to see an accurate and to the point account of traditional D/s training.