Yan Province, the Four Symbols Frozen Expanse.
This land had once been desolate and barren, then become prosperous, bustling, and brimming with life under the Gu Lineage's management.
In just a few short days, it underwent another drastic change.
The defensive lines to the east, west, south, and north of the Four Symbols Frozen Expanse came under the joint assault of the Four Great Dynasties.
The Gu Lineage and Barbarian Tribe defenders held on desperately for over two months, but their defensive lines were breached one after another.
The allied armies of the Four Great Dynasties, numbering over a million, fought their way forward from every direction.
Their target lay at the very center of the Four Symbols Frozen Expanse.
The "three-in-one" core formed by the Gu Lineage Headquarters, Silverwind City, and the Barbarian Tribe Imperial City.
Yet although they had broken through the perilous passes on all four sides, the four allied armies did not have a clear, level road ahead of their charge.
Along their march, the Gu Lineage's Futu Army and Divine Firmament Army, together with the Barbarian Tribe's Blood Frenzy Army-
Three of the continent's finest cavalry forces-used cavalry charges, penetrating thrusts, and flanking maneuvers.
They continually waged guerrilla warfare against the four allied armies across the endless Frozen Expanse.
Along the way, the allied armies' marching routes were also littered with all manner of restrictions, traps, and concealed weapons.
The Gu Lineage's Blood Tiger Guard also hid in the shadows, carrying out decapitation missions to assassinate allied officers.
This combination of multiple tactical systems greatly reduced the marching speed of the Four Great Dynasties' allied armies.
It also forced them to revise their estimates of the Four Symbols Frozen Expanse's strength upward, again and again.
The City Lord's Manor in Silverwind City.
It was