South Korean singer, songwriter and producer under The Black Label, and releases music through his own indie label Fire Exit Records. He debuted as a singer on November 13, 2020, with his heavy rock track "Empty Trash". He is credited as a producer on G-Dragon's 2017 song, "개소리 ", and as a lyricist on Blackpink's songs "Pretty Savage", "You Never Know", and "Lovesick Girls."