Qin Fengming's brows furrowed. His eyes revealed an intense look of terror as well. Without the slightest hesitation, a layer of green flame suddenly appeared before him, then flashed onto the surface of the Ding Jia Shield's protective barrier.
This was precisely the Spirit Devouring Netherflame that Qin Fengming had refined within his body for several decades.
With the appearance of the emerald flame, the dense, stinging fog within the passage retreated in all directions, seemingly filled with extreme fear of the Spirit Devouring Netherflame.
Only after steadying his mind did Qin Fengming turn his gaze toward the passage.
The passage was astonishingly broad. The place where he stood was four or five zhang across, and even after extending his divine sense, he found it difficult to see either end of the passage.
Standing within the passage, a sudden flash of insight struck Qin Fengming's mind. Could this passage be that dangerous ancient mine tunnel discovered in another mineral deposit?
After pondering it, Qin Fengming still did not dare charge in recklessly.
"Big Brother, this is Yin Obstruction Qi. There must be an exceedingly powerful ghost hiding here. With Big Brother's current abilities, it would be best not to fight it."
Just as Qin Fengming was considering how to proceed, a flash of radiance appeared, and Bing'er materialized. Then Rong Qing also appeared before him.
"Master, I have heard of this Yin Obstruction Qi as well. It is something only an Ancient Corpse Kui that has cultivated for many years can possess. What Miss Bing'er said is absolutely right. There must certainly be a powerful ghostly creature here."
Hearing the words of the two before him, Qin Fengming's heart shook violently.
He had never heard of Yin Obstruction Qi, but he had seen records of the Ancient Corpse Kui in