Chapter 599: The road back to the Imperial City!

After some practice, it was already night.
There were many torches burning on the flying boat, moving forward in the eerie darkness.
There are many Spirit Mark around the cabin, which emit light from time to time and can suppress the evil spirits.
Iwao Lin opened his eyes and woke up from his retreat.
This time, the spiritual energy in his body continued to surge, and his own realm was almost on the verge of promotion.
"At this speed, I should be able to break through before the...