Hyunjin is your bully he has been bullying you since kindergarden but he was the guy who was asking you the most for gum,he'll always be by your side sometimes he might even start joking around. One day he started to chatch feelings for you

"Hey give me some gum you know what flavour" he said while he was smiling sweetly at you and when you hand him the gum,your hands touch he starts feeling butterflies and you too you guys known eachother for 13 years on now on and he has been acting weird