李宗泫
Most part of the songs included on the album were composed and written by the members Jung Yong-hwa and Lee Jong-hyun. Yong-hwa wrote and composed the songs "Lady", "One More Time", "Change", "Don't Care", "Greedy Man", "Robot" (both Japanese and English versions) and "Let Me Know", while Jong-hyun wrote and composed the songs "Blind Love", "Crying Out", "I Can't Believe" and "Starlit Night".