On the fateful day the dragons first appeared, Dr. Abe's beloved died in the initial onslaught. Now he has created an android in his own image: the DS-08 "Shikigami," part of the NUN (New United Nations)'s top secret project to counter this monstrous invasion. In addition to the Shikigami, this team of "Dragonslayers" is comprised of members of the many races that have up till now lived in obscurity: elves, dwarves, witches, vampires, and more... As the team assembles to fight off the massive and mysterious creatures that now menace humanity, however, one member stands apart from the rest: Momo Agatsuma, the young daughter of an NUN scientist and ace pilot par excellence. Together this motley crew must fend off the greatest threat the world has ever faced...!