Hiss, Wing, Hellcat, Huckle – 7uk [Credit] Executive Produced : SINZO at. AEYL MUSIC Music Producer : Hiss Composed by. Hiss, Wing Lyrics by. Wing Arranged by. Hiss, Wing, Hellcat, Huckle Mixed by. Hiss (of HypeerTime) Mastered by. SINZO (of HypeerTime) Video Directed by. SINZO, BARA Kim Video Shot by. BARA Kim, SeungRim Cha Photo by. 전도영 Artwork by. SINZO Presented by. AEYL MUSIC