Amount of Zion [ If (feat. transfer )IU 's music producer and signs and jeongjunil , TVXQ, Sweet Sorrow , arranger jonbak such as well-known wheels we in the biz ' amount of Zion is now ' hidden helpers ' are filled with the music of his music reveals in public appearances .Music with other musicians who fully revealed the amount of Zion was a musical genius, a deep sense of emotion and expression , among other things, that this album focuses on the musical value .First released the track If from childhood on he admired the musician and singer for a long time to work with the whole transfer is in charge of vocal and song lyrics , and the two of them and love a good glimpse of the musical links can be .A lot of pain to want to heal the world with music heart of Zion , like sheep , while his music is as much a moment of healing had to stop and take the time , we would like to see .