Project “Change” [Credit] Produced by kakao Ent. Lyrics by 윤사라 Composed by 이현정 Arranged by 정동환 Bass 박종우 Guitars 이태욱 Piano 정동환 Chorus 강태우 MIDI Programming 정동환 String Arranged by 박민주, 정동환 Strings 융스트링 Mixed by 정두석 Masterd by 권남우 @ 821 Sound Mastering