Yes

"You have to be here," Duke replied. "Only because it'd be weird if someone saw just me in your office while Yang is acting like...that."

He gestured to Yang, who was beginning to chew at the carpeting in the office.

"I suppose that makes sense, Master," said Glynda.

Duke then noticed Glynda's face was flushed, and she was breathing a bit heavily.

"Wait..." Duke realized. "Is seeing her like this making you horny?"

"Yes, Master," Glynda blushed.