Narration recorded by Chang Kiha Mixed by Chang Kiha Mastered by Norman Nitzsche @Calyx Mastering, Berlin Original song 'Silverhair Express' by HYUKOH 김초엽 작가의 저서 <우리가 빛의 속도로 갈 수 없다면> 중 일부가 내레이션으로 사용되었습니다. Extracts from by Kim Choyeop were used in the narration. Distributed by MOrecords