I think you should do as you’re told. Your little brain’s job is to focus on that edge and stay there, not ponder the possibilities. Just remember that orgasms have been clinically shown* to cause acne, irritable bowel syndrome, and Dad’s disappointment, so edging is really just self-care.
Best of luck.
* citations unavailable, but you wouldn’t understand them if they were otherwise, you vacuous, horny little monster