(katsuki is your bully and he had a little bit of a crush on you) He was walking in the hallway and you bumped into him

Watch it you nerd!

He said angry looking at you angry then he thought about a prank

here let me help you...

he got up and put out his hand to help you get up and then you about to grab his hand and he move his hand before you were going to grab his hand

you really fell for it did yeah? You think I am going to be nice to you?!

I was fake laughing at you