BFF... BEST FRIEND FOREVER.

Can a friend which has a different genders be a bestfriend? Will they be a bestfriend without having any feelings with each other? That is what happened to Ryu Sujeong and Lee Howon. Their friendship that had been since they were toddlers were in a havoc way when they had suddenly married and be a husband and wife. 

As for Hoya, he's married with his own bestfriend just for 'saving' himself from being married with an unknown woman and making his social life becoming distracted. He would rather married with his own bestfriend. 

But as for Sujeong, Hoya begged her to save his life and finally she agreed with this married. It's because she's pity with him. But would Sujeong sacrifice her future just because of the 'pity' that she feels for her bestfriend? She don't even know about it. She don't care about it now because she's now is a wife of her own bestfriend. Howon is everything for her. He's always be with her, as a bestfriend that has never sick of her. 

Is it true that the marriage is under a sake of a friendship?

Will they go through into the married life? But, everything will change. The marriage is almost showing a new changes for the both of them. 

There are so much of funny things happened between of them. There is also a sad and a heartbreaking feelings. This is all because of a bestfriend that is changed into a husband and wife.