Xu Yang probed with his divine sense and found that the earth above had not shifted. He exchanged a glance with the Heaven-Slaughtering Dog, and they both gathered all their strength, trying to break through the soil as quickly as possible and return to the surface before the collapsing earth buried them underground.
They attacked a crack in the cave abode's entrance. It led straight outside, bringing in a great deal of air; otherwise, Xu Yang and the Heaven-Slaughtering Dog would have suffocated long ago. Other cracks ran through the cave abode as well, connecting it to the outside, but they were too narrow for either of them to pass through.
From his observations, Xu Yang saw that the crack at the entrance faced directly toward the surface, so he chose it as their breakthrough point. A moment later, he finished gathering his strength and glanced at the Heaven-Slaughtering Dog. Then he let out a shout and fired a massive beam of spiritual power straight at the crack. At the same time, the Heaven-Slaughtering Dog opened its jaws and unleashed a Moon-Howling Roar, sending a focused sound wave shooting forward.
With a thunderous crash, the cave abode's entrance was blasted apart. The earth above Xu Yang parted like waves rolling to either side, exposing a deep ravine. Xu Yang didn't dare delay and immediately called for the Heaven-Slaughtering Dog to hurry out.
Meanwhile, Witch Power surged through his body and rushed toward his right hand. Hundreds of meters of earth couldn't be pierced with a single strike; he was gathering strength for a second attack. The Heaven-Slaughtering Dog was doing the same.
Soon they reached the end of the ravine and unleashed a second attack. After repeating this several times, Xu Yang and the Heaven-Slaughtering Dog finally broke through the