It was not a "drop"—a small mass would have been more accurate, because the substance was now pulsing inside his heart. It was simply so tiny that it looked like a "drop of water."
Those few heartbeats seemed to be a signal. Similar substances slowly began forming not only in his heart, but in his other internal organs as well.
Each substance was different. The one in his heart was a mass of scarlet that seemed to pulse gently, while the substance in his liver resembled azure lightning, constantly shifting.
The one in his kidneys was even more active, resembling a mass of black water that could also freeze into ice.
Only the substance in his spleen resembled yellow earth, barely moving at all.
Finally, a platinum sheen suffused his lungs, and even Zhao Er could not "see" it clearly.
"Is this the inner force that signifies Primordial Unity?"
As he "looked" at the five newly formed substances in his five organs, Zhao Er felt a stirring of understanding.
Inner force was, in fact, the fusion of qi-blood and physical force. It also marked the Martial Path's progression from the external to the internal. Only upon reaching this step did one have half a foot in the Primordial Unity Realm.
As these thoughts passed through Zhao Er's mind, the changes in his five organs continued. After the inner force representing the five elements formed within them, a tremendous surge of vitality arose in his heart.
Thump, thump!!
Two more heartbeats rang out. These were louder than before, like the pounding of a heavy drum.
With his heart's beating, that tremendous vitality burst forth, spreading through his entire body alongside his blood.
The vitality seemed to possess a consciousness of its own as it circulated within him. Wherever it passed, the