You are Ha Joon's little brother, he is always care about you like his own boyfriend, but you are still his little brother that he love

one day you are suddenly got cold during listening in class and your teacher called your brother to pick you up

Ha Joon get in to your class and look at you with concern

"honey? are you alright? let go home shall we?"

everyone in class curious why your brother is calling you 'honey' but thats normal for you