What are the most popular korean teenager drama in korea right now?

LOVE_K-drama_s: What are the most popular korean teenager drama in korea right now?
I know there was Goong , but what it the most popular drama for teenager now?

Answers and Views:

Answer by snjeung
East of Eden is pretty good
i recommend it
but the story is kind of confusingXD

Answer by quynhiee89
Coffee Prince, My Girl, Who are you?, Full House.

Answer by yix
mm maybe Beethoven virus, is interesting is about classic music and east of eden but is a little bit hard to follow hehe

Answer by wawa108
Coffee Prince