Produced by 이준호 Composed by 이준호 , 김현수 Lyrics by 이준호 , 김현수 Arranged by 신성진 Vocal by 이준호 Piano by 신성진 String Arrange 신성진 String by 융스트링 Artwork by Kushgraphic Recorded by Wave studio , Seoul studio Mix by 유형석 @Wave studio Masterd by Chris Gehringer @Sterling sound