Mystic Story's first official K-Pop girl group, Billlie has unveiled a powerful MV teaser image for their upcoming debut title track, "Ring x Ring". 

Previously, the girls of Billlie garnered attention for their unique and eerie debut storyline, told in parts through a series of 'Bi11lie' story films. Now, the ladies have come to surprise the world of K-Pop with an unexpectedly bold and edgy sound, as seen in the impactful MV teaser above.

Made up of members Siyoon, Tsuki, Suhyun, Haram, Sua, and Haruna, Billlie's full debut is slated for this coming November 10 at 6 PM KST, with the release of their 1st mini album 'The Billage of Perception: Chapter One'.