Mr. Young (2011)

S1E23 Mr Brain

Adam welcomes a bright new student named Joseph, a ten-year-old prodigy. Excited to mentor someone who reminds him of his younger self, Adam's enthusiasm quickly turns to jealousy when Joseph outshines him in class. Struggling with these feelings, Adam finds it hard to manage his emotions as he grapples with the reality of being eclipsed by his talented mentee.