Youngmin: excuse me!
You heard a voice & looked to where the sound came. You saw youngmin(kwangmin)...

*as soon as you saw him, you stood up*
You: ah! Kwangmin! At last, u remember me... *smile*
Youngmin: ani! I don't remember u. No. I don't know u. U are wrong... I’m not kwangmin.
You: mwo??? *ur eyes wide*
Youngmin: u must sit down first! I'll explain u all...

He put his hands on ur shoulders to make u sit on your seat.
Then...
Youngmin: I’m not Jokwangmin. I'm Joyoungmin. Kwangmin's twin brother. He's my younger brother.
You: but you look very like kwangmin...
Youngmin: ya! Pabo like kwangmin! I told u we are twins! Is there any twins who don't look like!?!
You: ah! Mian! I forgot!
Youngmin: little grandma...
You: *pout* then... where's kwangmin???
Youngmin: Ya! Can't u care me a little??? I'm here with u. Don't miss him!
You: but I don't know u.... what should I talk to u...?
Youngmin: treat me as u treat my dongsaeng... & talk me whatever u talk to my dongsaeng... I’ll listen to u...
You: but u don't even know what had happened within us...
Youngmin: happened? What had happened??? What did kwangmin do to u???
You: Ya! Joyoungmin! We're not as u think!!!!
Youngmin: think? What I think????..... nothing! I don't even know what I’m thinking! I just ask u! Only u think what u like! Isn't it??? Hahaha...
You: ya! *pout* I won’t talk to you *