돌고 돌아 돌아오지 않는 Credit. 1. 시계 Lyrics by Joe the friend Composed by Joe the friend, eeryskies Arranged by eeryskies Mixed by Rennis t at Wave Studio Mastered by Rennis t at Wave Studio 2. 외선순환 (feat. muscoda) Lyrics by Joe the friend, muscoda Composed by Rennis t, muscoda, Arranged by Rennis t Mixed by Rennis t at Wave Studido Mastered by Rennis t at Wave Studio Artwork by yang jinyoung