어둑어둑한 파란색의 겨울. 이맘때면 내 안에 어느새 자리 잡고 있는 블루 [Credit] Produced by 화자(HWAJA), PlayboyMusic Lyrics by 화자(HWAJA), PlayboyMusic Composed by 화자(HWAJA), PlayboyMusic Chorus by 화자(HWAJA) Keyboards by PlayboyMusic Recorded by 김호진 @M Plus Studio Mixed by PlayboyMusic Mastered by 성지훈 (Francis Jihoon Seong) @JFS Studio Artwork by 조민희