Mm, yes darling, just like that! You're doing splendidly!" His words of
praise encouraged your fingers to grope and prod a little rougher.
You heard a static noise, followed by a loud moan, and flinched backwards
suddenly, squeaking and withdrawing your hand at the sensation of being
zapped by a small jolt of electricity. Mettaton's hands shot up to his face.
Before you could even apologize, he was turning the dial on his chest
down, looking quite embarrassed and breathing heavily. You thought he
might even be blushing but robots couldn't do that, could they? Then again
they weren't exactly supposed to "breathe" either. It wasn't like Mettaton
was a normal robot.