who is @haejin ?

source

I often see people posting about @haejin.
many people praised @haejin
many also hate @haejin.
I do not understand .

whoever it is @haehin

I just want to know who @haejin.
I hope I'm not spam.
I really hope for you @haejin to comment on my post.
I want to know from you
I hope you have time to comment on my post.
thank you very much @haejin