Watch: ATBO Releases Debut Song 'Monochrome'
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Boy group ATBO held their debut showcase at the Centennial Memorial Hall of Yonsei University's Sinchon Campus in Seoul on July 27.
At this event, ATBO released their debut song "Monochrome" and their b-side "Graffiti," and shared their impressions of their debut and the story of the album.
