Basically, they are friendly to each other.

They were perfect.

They had good looks.

They were smart, very.

They were mature.

They were kind.

They were funny.

They were just everything that a perfect person should be described as.

They were even said to look good with each other.

One thing that all their admirers don't know is...

something only Su hyeon and Baekhyun knows.

They never really are friendly with each other.

Infact, they disliked each other.

No, they hated each other.