"Two paths?" Rao An's face showed his surprise.
Ai Hu let out a cold laugh. "Following the path on the left, you wouldn't reach the underground palace even if you walked until the earth grew old and the heavens grew barren!"
When he had agreed to Rao An's request, it had purely been an act of helplessness. He had not expected Rao An to insist on bringing those Seven Divine Extremity Realm warriors.
Anyone who could cultivate to such a realm was no fool. Although Ai Hu was usually careless and boisterous, he was also bold yet meticulous. The Seven Brothers were no kind souls. Even if they opened the underground palace, they might well choose to keep the Yin Luo World Secret Treasure all to themselves.
But Ai Hu had great confidence in his own strength—and even greater confidence in Luo Zheng's.
It would be fine if these people did nothing. But if they made a move, they would only be digging their own graves...
Just after they opened this hidden tunnel, a cold, gloomy aura suddenly blew out from its depths. It was as though endless ghosts had charged straight out, baring their fangs and claws, eager to tear everyone into pieces.
"What dense Yin Nether Energy!" Hou Da's eyes flashed.
"Fortunately, we brought this in advance."
Rao An pulled out a handful of pale-yellow branches. These branches came from the Yang Flame Tree. The Yang Flame Tree belonged to fire in the Five Elements and was relatively rare. It grew atop certain volcanoes. Even when a volcano erupted and it was wrapped layer upon layer in magma, the Yang Flame Tree would not burn. Instead, it absorbed the heat within the magma.
Using Yang Flame Tree branches to counter Yin Nether Energy was simply ideal. This was