Life has been Hell for Akira Fudo. After losing everything, his friends, family, the person that he loved, there was nothing left to live for. So when an opportunity arises at another chance at life, will he make the right choices? Will he be the only one?

Before the age of man, the Earth was inhabited by a different form of life. This was the age of war between Gods and demons. Amongst this war stood one of the greatest warriors demonkind had ever known, Amon. His conquests and victories were known across the lands, his name feared by all. What is not well known, however, is how this grand demon hero came to be, and how he fell.