The country of Aden is a feudalistic monarchy comprising five city-states. The country is situated in the south of the Elmoreden continent, bordered by Elmore to the north. Talking Island lies off the southwest coast, Hellbound Island and Devil's Island lie off the southern coast.
The country is ruled, albeit loosely, by Aden Castle. Territory lords oversee the city-states, each running their domains with full authority.
The city-states are:
- Gludio - Westernmost territory, encompassing Gludio Castle Town, Gludin port, and Talking Island.
- Dion - Central territory, encompassing Dion Castle Town, Cruma Swamp, the Partisan's Hideaway and the Monster Derby.
- Giran - Easternmost territory, encompassing Giran Castle Town and the center hub of trade for the kingdom.
- Innadril - Southernmost territory, encompassing the City of Heine.
- Oren - North-central territory, encompassing Oren Castle Town, the Ivory Tower, and the Bandit's Stronghold.