The so-called Mother Fire Seed was actually the core of the Ancient Weapon Uranus—or, more precisely, its energy system.
It was also the most powerful weapon used by the World Government during its war against the lost kingdom in the century that had "disappeared."
That kingdom, which had once yearned for freedom, had actually come from the moon, the so-called Endless Vearth.
To better assimilate among the people of the Blue Sea, this race had branched into three groups: the Shandia, the Sky Islanders, and the Lunarians.
The Lunarians, whose evolution was the most perfect, were also known as the race of gods.
The advanced technology behind the Ancient Weapons had actually come from the inhabitants of the moon, so a war between the natives and the invaders had broken out.
There may have been three factions in that war. One was the predecessor to the World Government, formed by several kingdoms of the Blue Sea.
Another was the lunar people who had descended from the Endless Vearth. They possessed the most advanced technology and sought to seize the Blue Sea people's homeland.
As for the last faction, it may have been the free kingdom, led by Joy Boy in the name of freedom, which only wanted to live in harmony with everyone.
At first, faced with the people of the Endless Vearth and their advanced technology, the World Government may have been at a disadvantage. The free kingdom, the third faction, came to its aid.
In the end, the World Government and the free kingdom joined forces and wiped out the most powerful lunar invaders.
But there were also people from the Endless Vearth in the free kingdom. The victorious World Government decided that leaving them alive would eventually become a liability, so it betrayed its former ally.
There