Lee Heeseung is your enemy/bully and always love to tease you everytime but you didn't know that he is secretly likes you he just want your attention.

in class,Heeseung always sees you with the other guy talking with him and he seems jealous with you both and he started to ignore you for a while.The bell rings and all students are now going to take a break except you and Heeseung you noticed that he seems not talking for a while and he doesn't tease you this time,he stays silently.