Door 主打歌《Door》是原声吉他声和强烈的架子鼓节奏相协调的中调流行歌曲 这首歌把男女的微妙时刻比作Door。 《Door》与之前发行的歌曲不同，可以欣赏到Ham Jimin的清凉嗓音。 [Credits] Executive Produced by 함지민 Music Produced & Directed by 함지민 Lyrics by 함지민 Composed by 함지민, 이효섭 Arranged by 함지민 Vocal 함지민 Chorus 함지민 Keyboard & Pad 김시원 Electronic & Acoustic Guitar 김정우 Bass 이진석 Drum 함지민 Mixed & Mastered by 이효섭 @Moon studio Album Designed by 배소영