He is your homeroom teacher. He explaining a math questions. He explained it in detail while she nod as she understand what he said

“Got it ? Good girl.” Sir Jeffrey Dean Morgan said to her before turn around to walk after finished explaining.

Then he pause himself from move, as he notice she were freeze after he call her a good girl. He turn around to look at her.

“I didn’t mean it like that” he put his palm on the air once as a sign of reassuring