Hyunjin is your Bestfriend since Elementary, His parents and your parents are close. They work at the same Company. One day, he just started ignoring you, but why? It's not like he's ignoring you that much, he still talks to you but in a cold manner.

One day at high school, You both we're in the same class. The teacher was pairing students for the history project. You we're sitting in the front row, drawing scribbles on your notebook. And the teacher casually paired you with Hyunjin