[All] Key appeared under the pretext of

Key says that he is not close with Byun Woo-seok, but he feels a closeness with him.

The reason is that Key said, "I have many model friends around me, so I know that he is someone whose name I didn't know when he was still a model. Even though we're not close, I'm glad that he's doing well," and cheered for Byun Woo-seok.

I think that with this statement, we will become really close friends over time.