After he increased the strength of the formation he laid down, the trembling around the entrance stopped.

Everyone around the entrance could see ferocious ghosts piling up around it. They tried their hardest to destroy the formation stopping them from leaving. 

As there were no ferocious ghosts who escaped from the Netherworld, those who managed to escape death earlier were quickly exterminated by the group of experts surrounding the entrance.

The commander of the army guarding the entrance went over to Huang Xiaolong and bowed gratefully. “Yin Guan of Fengdu City thanks the Lord for killing the ferocious ghosts!” 

If the ferocious ghosts contained in the Netherworld were to run wild, the consequences would be unimaginable. It would...