Immediately afterward, Xuan Xiao's eyes flashed, and he took out the most precious item in his storage bag—the spinal fluid he had obtained from the body of the ten-thousand-foot-long flood dragon inside the passage.
The spinal fluid of the ten-thousand-foot flood dragon was only the size of a small white jade bottle, which showed just how precious it was. This was the most valuable treasure Xuan Xiao had acquired so far.
He hesitated slightly, opened the white jade bottle, and took a sip. Instantly, a scorching sensation surged within his body.
Chapter 1477