Aku No's origins start in the realm of demons, as the mother of all evil and devoured the souls of the innocent. Until she tried to devour Akuma the farther of all evil, Akuma banished her to the mortal world where her soul wondered for thousands of years. In 2003 a child was born named Kimiko, finally, Aku No found a body to serve as a vessel. On Kimiko's 18th birthday the Demon Queen was born again.