She was strapped to a bed, a tight breathing mask went over her nose and mouth. A wand pressed against her pussy and put on medium strength.

She was told that the closer she gets to an orgasm, the less air she will get. If she cums, the air is cut off. She has to keep herself from cumming for 2 hours.

It's only been an hour and she was struggling to breathe. Her body started to shake as she tried so hard not to cum! But she felt herself about to tip over, and would soon lose this game