'As D' Digital Single Album [행복] 공개.

모두의 행복은 돈보다 위에 있다는걸 믿어 의심치 않습니다.

[Credit]
Executive Producer : As D
Composer : As D, Thomas Crager
Arranger : Thomas Crager
Lyricist : As D
Mixing Engineer : JAY DOPE
Mastering Engineer : PURPLEKID @P_P STUDIO
Artwork Designer : moodzanzan