your professor was giving a quiz and you didn't expect that. [Time skip] the class finally ended, all of your classmates were gone, and you were about to exit, but suddenly you professor stops you

"Where are you going? Come here and sit on my lap."

You stopped, turned back around, and slowly walked towards him. And you sat down on his lap

"Darling, did you study last night? Or are you just too busy thinking about me?"