"You have a very simple task: help me with a Blood Exchange."
The Grand Elder smiled. "If you find this sort of thing filthy and do not wish to get your hands dirty... you may refuse."
"No."
Yao Jin said softly, "My hands have long been stained with countless lives' blood. How could I find your blood filthy?"
"It is not my blood that is filthy, but the King of the Underworld's 'calamity.'"
The Grand Elder said gently, "Although the chamber can handle transfusions and blood draws on its own... the terminal's blood reserve must be replaced manually. I will only entrust such a matter to those I trust most."
It had once been Yuan Yang.
And now... he had chosen Yao Jin.
The Blood Exchange was not complicated.
Very soon, fresh blood was sent into the aged body. The Grand Elder's complexion visibly improved. He opened his eyes and slowly sat up from within the light barrier. The old blood tainted by calamity was sent away. At the end of the blood reserve stood several more chambers, containing Undying Ones who had already died. The reserve's final stores had been exhausted. Their bodies were vessels for containing calamity. Once this transfusion ended, these corpses would be permanently sealed away.
"The workings of this world follow two sets of rules."
"One is displayed openly... for instance, the Apostles of the Seven Gods must not cross boundaries, and the five continents must support one another. Should an unknown crisis arise beyond the five continents, such as the Frozen Sea Ruins, everyone must contribute according to the treaty."
"This openly displayed set of rules was established by the strong, who agreed to abide by it."
"And the other set of rules is kept in the shadows."
Yao Jin withdrew beyond