Three friends Myungsoo, Sungjong and Hoya have always been together since they were kids, now that they’re in high school Sungjong accidentally heard Myungsoo and Hoya’s conversation, he found out about Myungsoo’s feelings for him. Feeling guilty of eavesdropping he hastily left.

The next day, Sungjong was surprised that it was Hoya who confessed to him. Moreover, when Myungsoo saw them he suddenly announces that he’s moving away.

Now their friendship is plunge into an awkward situation as Sungjong starts to notice all the little things Myungsoo and Hoya are giving him. But the former is going away and why is it that it’s Hoya that confessed to him? Did he hear them wrong?

Then Myungsoo started to distance himself and hangs out with other people.  Is he giving a way for Hoya?

Sungjong knew he treasures both his best friends but will he be able to figure out his heart before their friendship fully breaks apart?

Will four weeks be enough for him to realize if what he feels every time Myungsoo ignores him is guilt or love? Or will he see that it was with Hoya’s side he needs to remain?