White Spirit’s Heaven!

Qin Hu crouched on the ground and observed it for a long time before he said, "It's the path in the middle. There's faint traces of blood and wolf fur here. You can even see red light coming from inside. This path must lead to the Red Radiance Jade mine."

But Meng Chao narrowed his eyes. He thought about it and ran his fingers over the three cracks before he shook his head and said, "No, it's the one to the left. Look, Mr. Hu."

Under his guidance, Qin Hu examined the crack on the left. They had a faint row of spikes that formed an arrow. It went to the depths of the crack. 

The spikes were less than five centimeters long.

With the cover from the subsurface plasma, if they did not look closely, they would not be able to see them.