When the blood energy inside Ji Yuan completely enveloped his spleen, his other four organs seemed to come alive.
The most obvious changes came from the four true spirits. Standing inside his heart, the heart-fire ape threw back its head and howled, pounding its chest all the while.
The loudest drumming inside his body came from it.
Next was the kidney-water pig, which had always been fast asleep. During his previous breakthroughs, it had barely reacted at all.
But this time was different, with the final organ about to be opened.
The old pig rose inside his kidneys, pacing back and forth between them and letting out a series of cries.
It replenished the blood energy in Ji Yuan's kidneys.
The liver-wood eagle also spread its wings and flew inside his liver. Ji Yuan had no idea how it could fly within that tiny organ, but even after watching for a while, he never saw it fall.
Instead, every beat of its wings brought an endless stream of vital energy into his body.
Last was the lung-metal flood dragon. It had originally lain coiled atop his lungs, like a golden dragon dozing.
Now, however, it crawled ceaselessly over them, stirring up the vital energy within.
Activating a single organ usually produced little noticeable effect, but with all four moving together, the changes were striking.
On top of that, his bloodline was still slowly strengthening, driving the endless blood energy forward in wave after wave.
As a result, his spleen, already completely enveloped in blood energy, reacted instantly.
After only a few breaths, Ji Yuan seemed to hear an ox's bellow.
Ah, the kind that bellows with its head thrown back, too.
After that single roar, the true spirits in his other four organs each gave their own distinctive cries.
For