A Heavenly Dragon is a Dragon with powers that can kill God and Satan and is considered one of the Highest Class of Dragons. Currently, there are two Heavenly Dragons, Albion, the White Dragon Emperor, and Ddraig, the Red Dragon Emperor... Enter Shinganji Akio, a student at Kuoh Academy, a Pawn of Sona Sitri, and the wielder of the Black Dragon King, Vritra! "Wait, Vritra is a she?!" "Kehihihi. I look as pretty as Rambha now, huh? Now then! Let's rain down terror on Indra!!"