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"Boomerang" is the title from their upcoming comeback album,�'0+1=1 (I PROMISE YOU)'. Before the full release, however, the boy group dropped a clip to tease the fans further but also show what goes behind the cameras. Along with all these, they speak about how excited they are for their comeback and to greet the fans once again.

'0+1=1 (I PROMISE YOU)' will be released later today (KST) on March 19. Stay tuned and check out the clip above!