"Here's an idea, master. Why don't you tie me up in our bed and put a mask over my face. Then while I'm relaxing peacefully, you can jerk me off!" We see what you're doing here, little sub. Very tricky.
We suppose that even the most submissive of subs must get tired of crawling around on leashes and choking on cock. This guy seems to have found a very clever way of getting his master to do a little work for him for once.