In an otherwise peaceful world, the Shinra Empire began conquering nearby nations one by one to expand their territory gradually. Meanwhile, in the Shinra weapons lab, the Espgaluda project produced two successful prototypes: Agaha and Tateha. Fearing for their future, the project's head scientist, Hiodoshi, escaped with the two prototypes to a nearby kingdom, but time after were found by Shinra's troops and Hiodoshi was killed by the attack of the imperial army, the power of the galuda has awaken.