逆时代的Top-Tier 4人的故事！ [Credit] Album Producer by 뮤지 Lyrics by 뮤지, 유세윤, 유병재, 조나단 Composed by 뮤지, 유세윤 Arranged by 뮤지 Programming by 뮤지 Synthesizer Arranged 뮤지 Electric Piano Performed by 뮤지 Bass Performed by 고태영 Guitar Performed by 고태영 Background Vocals by 뮤지, 유세윤 Recorded by 고태영 @ Make the Soul Studio Mixed by 서동광 EASTBEAM @ 918 Studios Mastered by 서동광 EASTBEAM @ 918 Studios Executive Producer Suho Bae @Studio M-Lab