Billie's Moon Sua and Siyoon have unveiled more concept photos to gear up for their upcoming unit debut. In the recent set of images released on April 3 at midnight KST, the pair displayed their charm and charisma. Siyoon was seen in striking red and white attire, while Sua rocked a stylish black and blue outfit.

Their unit album and music video are scheduled to drop on April 7 at 6 PM KST.