When Daesung is waiting for his first love to comeback to him and when he is starting to give up suddenly a guy called himself TOP shows up becoming Daesung new Head division that is si look alike with his first love, will the truth reveal itself? and what will happen to Siwon who's in love with Daesung for a long time but have no courage to confess because he know that Daesung still hoping with his first love? then here come this cute little man who looks like a panda always appear and start to annoy Siwon whenever Siwon saw Daesung and TOP getting lovey dovey. The name of the guy that starting to shake siwon heart is called Seungri, TOP little brother.