When he returned to the fortress city, Liu Zhi noticed that the silver dragons seemed to have changed their strategy.
Three of them were tearing down the walls, while another circled constantly in the sky. It was clear they were on guard against something.
Liu Zhi only had to think for a moment to understand what they had in mind.
The five had come together as a unit, and they must have had some way of communicating with one another.
Now that one silver dragon had died, the other four must have found out.
They had immediately figured out how Liu Zhi had lured that silver dragon away.
Given their intelligence, they would naturally have their suspicions. Perhaps Liu Zhi couldn't defeat them, so he had lured one away to deal with it alone.
So they had sent one silver dragon to circle overhead. The moment Liu Zhi appeared, it would attack him.
Watching from a distance, Liu Zhi couldn't help sighing. He really wanted to lure a silver dragon to the passage between the Underworld and the real world, just to see what would happen to it there.
But it seemed he couldn't do that now.
The yin energy in this ghost domain alone couldn't affect the silver dragons.
The ghost domain here was actually divided into several sections. At its core were two places where passages to the Underworld had been opened: one at the site of the Elephant-men's former Ancestral City, and the other in the direction of Liu Zhi's former plague camp.
These two places were already fully synchronized with the Underworld. The yin energy there was directly three to five times stronger than normal.
After pouring out of the Underworld, the yin energy spread in every direction. Within roughly three hundred kilometers of these two