They fuck

"Neo," Duke said as Neo began to bounce up and down. "I'm not sure this is..."

"What?" Neo laughed. "I can handle Emerald, don't worry. And besides, if she really has a problem with it, you can always hypnotize her, right?"

Duke couldn't argue with that, so he let Neo keep going.

"Ah, it's so deep!" Neo yelped as Duke pulled her further down.

"First time?" he asked.

"N-no, it's just...ah!" Neo moaned. "Feels so good! Been a while!"

The two kept going and going until...