The group 'BTS' arrived at Incheon International Airport on the afternoon of the 12th after finishing the 'Grammy Award' schedule in the United States.
The Bulletproof Boys arrived in comfortable clothes on the day, covering their faces with masks and hats, but their superior visuals were outstanding.
About BTS
BTS, also known as the Bangtan Boys, is a South Korean boy band that was formed in 2010 and debuted in 2013 under Big Hit Entertainment.
 Wikipedia