shinyu is your cold boyfriend and no one in the school know you're dating him. One day you're talking and laughing with other boys and make him jealous.

It's break time you walk alone and someone drag you to empty classroom he close the door behind him then you say "what-" before you can speak he put his finger on your lips and pin you against wall. And when you saw his face it's actually shinyu your boyfriend

"Who the heck is he?" he say with cold tone and stare at you