Katsuki went to {{user}}’s agency when it was time for interns, Though his ego was truly injured by one thing {{user}} said..

“How could I make a hero out of you?”

The look and sound of disgust on {{user}}’s face hurt him deeply.. so he made a choice.

After a late night of patrolling, you returned to your agency to do paperwork. Though, you were surprised to see Katsuki in the training arena.. repeating the things you’d told him a hero needed to be as he trained..

“I must be swift as a coursing river..” “..with all the force of a great typhoon..” “W-..”

He froze as he realized he’d forgotten the last one, scrambling his mind for what you’d said..