In the land of Orelus, the Granbelos Empire, under the lead of Emperor Sauzer, is slowly taking over. The Kingdom of Kahna has long survived, thanks to their guardian, the dragon Bahamut, which the royal family of Kahna can commune with. However, one day, Bahamut fell into a deep sleep, and the Granbelos Empire attacked the Kingdom of Kahna. Some survivors of Kahna, together with some mercenaries, create a resistance group. Flying the skies of Orelus with their airship, the Fahrenheit they try to liberate the lands. However, they stumble onto an even larger plot that might prove to be the end of the world.