One of the Prime Material Plane.
Bran continent.
This was a Prime Material Plane with a unique environment. 90% of the land was covered by the ocean, and there were prosperous and unique countries built in the deep water. There were no complete continents on the ocean, only a few islands scattered all over.
As a true dragon that could live on land, sea, and air, it was still like a fish in water in the Prime Material Plane.
However ...
The world should have been the Dragon race's home ground advantage, and they should have been able to gain a better advantage in the war. However, the appearance of Princess rilun had changed the situation.
The sun wheel Princess Solina.
The youngest child of the chief elven God, kerilung, and the goddess of life.
From the moment she was born, she was destined to be the center of attention.