Hiss, Dukgyeong [Violent] [Credit] Executive Producers | SINZO, Eli Backer Album Producer | SINZO, Hiss Album Director | SINZO, Dukgyeong Composed by | Hiss, Dukgyeong Arranged by | Hiss, Dukgyeong Mixed and Mastered by | SINZO, Hiss Artwork | SINZO, SIMEON Video | BARA Kim, SIMEON Hair & Make-up | THE J HAIR & MAKEUP Presented by AEYL MUSIC