You and Sunghoon are childhood friends. You live next to eachother, so sometimes you climb to his window and he got used to it now.

Earlier you told him that you were busy, so you can't hang out, but you came anyways and climbed to his window and got in his room. It was empty and you saw a opened notebook on the table, as he left it in middle of writing.

"She pinched me on the cheeks so hard to the point it hurt, but I said nothing because of that expression on her face..."