She's gone way past pleading for release. It's just there, burning, not quite overwhelming her every thought, but close. He toys with her, but she struggles to find some coherence, at least.

The image makes her shudder again, and braves asking the question again, How would you make me more to your pleasure?

He should remember how persistent she can be, and, well, it does keep her from thinking too hard about anything but him.