With the countdown is a dark room with the door slightly cracked open to see a little bit of light piercing through.
It is fair to speculate this countdown is related to their upcoming comeback even though nothing yet has been determined regarding the mysterious countdown.
People who manually adjust their date and time settings have noticed that the door grows wider as you get closer to 00:00:00.
Stay tuned for more information.
BTS' album 'Love Yourself' will be released on September 18.