lee know is your childhood friend, you guys met since you were 3, and are very close to each other, but when you were 13, you moved to another country for your father's work. You're now 23, when he's 25, you've found out he's an idol now.

You went to the Korea's airport and spot lee know with his members (Bang Chan, Changbin, Hyunjin, Han, Felix, Seungmin and I.N), you were surprised to see him, but he didn't notice you since he and his group are crowded.