Produced by 유병현 (Brian U) Composed by Urn Lyrics by Urn Arranged by Urn Vocal Urn Chorus Urn Recording Engineer Brian U, 이경원 Recorded at U Productions Studio A Tune Engineer 이경원 Mixing Engineer Brian U Mixed at U Productions Studio A Mastered at Sonic Korea by 강승희 Jacket Artwork Design by Urn, ram