Northern Border, Eternal Night Fortress, Sky Route.
Although it was called a route, with the steel walls of Eternal Night Fortress rising a hundred zhang high, it looked little different from a moat. The sky here was forever overcast. In all these millions of years, not a ray of light had ever pierced the clouds.
A clear, aged horn rang out from the walls. Within fifteen minutes, more than two hundred thousand heralds had all returned to their posts and made ready. Black clouds surged over the horizon. As time passed, they became clearer and larger, blotting out the sky and covering the earth, with Mercury pouring across the land.
They were demon tribes numbering in the millions!
They were like prisoners who had been locked away for ten thousand years. At the moment they broke through the blockade, their hysterical malice merged with the ceaseless blizzards of the Far North, forming a destructive flood capable of swallowing everything. They would destroy every building in their path, trample every living thing they encountered, and drain every drop of blood from this land!
Buzz, buzz, buzz—
A thunderous horn sounded the prelude to battle. More than a hundred thousand sharp bolts shot out, exploding amid the demon horde and forcibly halting its charge. Two volleys in succession had nearly reduced the demon horde by one-fifth.
It might not look like much given their numbers, but these demons were at least at the Foundation Establishment level. The ones operating the ballistae were merely a little over three hundred thousand mortal heralds, while the bolts had been made by only several million mortal craftsmen. Eighteen cities and tens of millions of households had been involved, with resources dispatched by thirty-eight military towns. Everyone's work over half a year had been for the sake