In the open wilderness stood a fortress that could be described as nearly impregnable.0

A total of 15.7 kilometers of tunnels, reinforced concrete bunkers, and trenches were interconnected, complete with dome-shaped rotating armored turrets, anti-aircraft batteries, anti-tank guns, and heavy machine gun nests.0

That was Horn Fortress, the largest military base in Oasis No.2, built by General Klaas, the once supreme commander of the Army stationed in the Sunset Province. 0

It was said to be capable of housing an army of a million. To meet the enormous logistical needs of the fortress, General Klaas not only had a canal constructed to divert water from a nearby riverbank to the fortress but also built six-lane highways on all four sides. Supplies bound for Horn Fortress could arrive by water, land, or even air via planes and airships.1

And if the Oasis No.2 ever faced invasion, the troops stationed at the fortress, along with the stockpiled supplies, could be quickly dispatched to the...0