멤버들이 제작 작업에 참여한 곡을 중심으로 총 13곡을 수록하며 2PM가 가진 폭넓은 음악성을 선보였다.
A total of 13 songs, mainly in which the members' had participated in their production, were featured, showing a broad range of musicality that 2PM possesses.