Billlie (빌리) is a 7-member girl group under Mystic Story Entertainment.
They debuted on November 10, 2021.

Fandom Name: Belllie've
Official Colors: Mystic Blue & Mystic Violet

•• ━━━━━━━━━━━━━━ Members ━━━━━━━━━━━━━━ ••

MOON SUA

SUHYEON

HARAM

TSUKI

SHEON

SIYOON

HARUNA