Absorb primordial qi?
Something suddenly occurred to Lu Cheng.
After his shock, his heart began pounding uncontrollably.
During the tendon measurement and bone weighing test, he had already absorbed primordial qi into his body.
But when the primordial qi flowed past his chest, it had suddenly vanished without a trace.
Until now, Lu Cheng had always believed that he truly had an innate deficiency in his vital blood, preventing him from mingling with the primordial qi of heaven and earth.
And now he was being told that all of this might have been a blunder caused by this iron fragment?
He did not actually have any innate lack of vital blood?
That was it. It had to be.
During the tendon measurement and bone weighing test, that Black Iron Fragment had indeed been resting against his chest!
Lu Cheng forcibly calmed himself and said "Interesting" twice in a row.
Without showing the slightest reaction, he tossed the Black Iron Fragment into the sack he was carrying.
The deputy colonel did not think much of it either.
In their eyes, the only remarkable thing about this object was its unusual material. Compared to it, even an Essence Replenishing Pill was more worthwhile.
At least pills were easy to carry and could be preserved for a long time.
By then, Lu Cheng already had three items in his bag.
One was a Night-Shining Pearl the size of a pigeon egg.
Though it was not large, the light it emitted in darkness was no weaker than an oil lamp.
There was also a mask as thin as a cicada's wing, capable of fitting snugly over one's face. Its features were plain and entirely unremarkable.
And there was a Green-Skinned Gourd half a foot tall and as thick as a fist.
This gourd was