CHARACTERS:

Shim Changmin

 - DBSK's maknae

 - Sooyoung's bestfriend

 - Had a crush on Sooyoung

 - shikshin

Choi Sooyoung

 - SNSD's member

 - Changmin's bestfriend

 - Siwon's ex girlfriend

 - shikshin

DBSK

SNSD