Credits [KR] Produced by 홍준기 Lyrics by 홍준기 Composed by 홍준기 Arranged 홍원표, 홍준기 MIDI Programming by 홍원표 Digital Edited by 홍준기 Vocal by 홍준기 Chorus by 홍준기 Background Vocal by 홍준기 Piano by 홍원표 Synthesizer by 홍원표 Mixed by 정찬영 Mastered by 정찬영