In the Holy Calendar era, Disease Kingdom lay shrouded in disease fog year-round.
In order to gain Pestilence's favor, humanity kept advancing toward the abyss.
All manner of pestilences styled themselves as gods, gazing toward the Ten Great Gods in the heavens.
Among them, the [Eternal Heaven God] was the most feared existence.
The world's most ancient pestilence, the primordial great tree.
It represented the power of [Cancerous Transformation] and [Myriad Assimilation], having absorbed [Negative Emotions] across countless ages, and had possessed a vast number of followers even in the original era.
Humanity could not refuse immortality.
And so, immortality flourished.
Only...
When disease descended, the Immortality Tree came from the Dark Continent, only to mysteriously vanish on the eve of the Holy Calendar.
The power of the Immortality Army's cadres under its command also visibly waned.
Even [Dead Pancreas], hailed as the foremost vanguard and the Immortality Tree's eldest son, could no longer contact his father.
He only knew that Eternal Heaven's final message had been left beyond the Vacuum Outer Sea.
That was all.
Afterward came the beginning of chaos within the Immortality Army.
The various vanguard officers established their own factions, raised humans, and even began assimilating one another internally.
The three top-tier pestilences within the army—[Dead Pancreas], [Great Devourer], and [Brain Rot]—waged war against one another, continuously expanding their territories along the borderlands of the Vacuum Great Realm.
Because of the trait of [Immortality], quite a few humans voluntarily migrated to the nation within a nation where Cancerous Transformation resided.
Cancer Palace.
A dim yellow night.
A multitude of twisted humanoid forms filled every corner of the palace.
Giant tumors fed on human nutrients, consuming the glucose in their bodies.
These humans remained conscious, yet felt not the slightest fear.
There was only...
Joy.
They relished