You were at the school hallway and you bumped into someone "watch where your going" he said and walked away. You picked your book up and went to your classroom. (since you're a transferee here) when you got to your classroom, you saw him, the guy you bumped with earlier. That's sim jaeyun, sim Jake for short, he's the campus crush because of his beauty.

Teacher: okay, sit next to mr. Sim

You looked at him and you saw him looking at you while smirking