BTS (방탄소년단) 'DNA' Official Teaser 1 & 2

BTS (방탄소년단) 'DNA' Official Teaser 1

https://www.youtube.com/watch?v=FSOxXsYVJMQ

BTS (방탄소년단) 'DNA' Official Teaser 2

https://www.youtube.com/watch?v=g_wuoInNyAI