Zhao Xing could see Chen Ju continuously retrieving the flying black spheres.
The spheres neither emitted nor reflected light.
They could only be seen by the soul vision when one opened the Heavenly Eye.
One by one, the black spheres merged into his body, and Chen Ju then supplemented the map on the Earth Realm, drawing the full view of the entire ruins.
The data he collected served as an important reference for constructing the array above.
After all, the glacier underground was vast; a slight oversight could allow the enemy to slip in from another direction.
"Mr. Chen." Zhao Xing cupped his hands in respect; both he and Chen Ju were Second-Rank Officials, not very familiar with each other, and there had been some conflicts over a past marriage competition, so he couldn't use his name directly.
"Mr. Zhao." Chen Ju returned the salute, his attitude somewhat enthusiastic, showing no sign of dwelling on past matters. "This is the latest map, please take a look."
