Ghost-Hunting System: The Underworld Can't Keep Up with the New Era

The underworld of the new age is just as beset by covetous eyes from the surrounding realms.

The Japanese phantom realm, the Indian Avici Hell, the Western Hell and netherworld, and a fog-shrouded zone that appeared from nowhere.

Zhang Yixuan, who has no idea how he ended up here, must face the invasion of ghosts and monsters from other countries. Can he hold them back?

As reality and illusion merge, can the Fourth Master and the other two work together to escape their predicament?

Can the crumbling underworld ever return to the way it was?