Artist: Greg - Recording Arranger: Jong Sung Baek - Recording Arranger: Jeong Hyeok Seo - Recording Arranger: Se Jong Kim - Recording Arranger: Ji Heon Han - Recording Arranger: Min Kyu Jun - Recording Arranger: ru:on - Mix Engineer: Jong Sung Baek - Mastering Engineer: Jong Sung Baek - Producer: Jong Sung Baek - Vocalist: Greg