Sungjong just love her so much, and he just realized it now. Now. When the girl is going to leave him. He just realized how much that girl means to his life. 

"If I had chased your back on that day, 

We might be still lovers, still now." Sungjong cries. After the long time he haven't shed a tears, he crying again. Blame him self.

Aieta.

Can't get over you.

I can't let you go.

Can't.

Just can't get over you.