The project focuses on the "hidden" or "underground" feelings of idols who typically shine in the spotlight.
: A reimagining of OnlyOneOf's group track "picassO," tailored to fit the solo project's specific vibe. YooJung (OnlyOneOf) UndergrOund IdOl #1 zip
: YooJung was chosen as the first member to represent this introspective narrative. The project focuses on the "hidden" or "underground"