The Trials of Leon Chen in the Mystic Valley Chapter 18

"Inner demon?" Leon Chen was horrified.

Just like ordinary people, they will always encounter diseases in their lives. Some are not a big deal at all, some can be cured by just raising them, and some can cost people their lives. Inner demons are things that you don’t know when they will come and you don’t know what kind of torture they will cause you.

In the world of cultivation, there have been people who have never been disturbed by inner demons, and they cultivated smoothly until they ascended. There are also elders of large sects with outstanding cultivation and prominent status who went into seclusion and fell into evil spirits and died.

Inner demons are hard to describe and even harder to escape.

Seeing Victor Shi's brows furrowed and his face pale, Leon Chen asked nervously: "Brother, how are you doing now?"