Refuse.

You may not be very strong, but you still have your dignity. You continue to flail and squirm under her booty to no avail. She's got you pinned good.

"I'm not gonna get up until you kiss it, you know. And by the looks of you, I doubt you'll last much longer down there!"

You stop struggling when you realize it's completely pointless.

"That's better. See, there's no point in fighting. You're too weak. I mean, just look at how quickly I pinned you!"

You let out some muffled screams of frustration.

"Now, submit... and kiss. My. Ass," she orders, her playful tone evaporating.