Album Nikel(617), 지승규, 원옥 – Just Go Nov 13, 2021 be1lyric Track 03 from Album "마이 스윗 디어 OST"Release Date: 2021.11.13
Single Nikel(617), 지승규, 원옥 – Just Go Oct 29, 2021 be1lyric Track 01 from Single "마이 스윗 디어 OST part.3"Release Date: 2021.10.29