C21 Lin Yuvyuv Was Shocked.

When the topic of the Forbidden Zone arose, a subtle shift could be seen in Lin Chang'an's expression.

The pinnacle of martial arts was to become a Monarch, the zenith of cultivation.

Yet, a Monarch could not achieve eternal life through self-sealing. Thus, those who feared death often sought an alternate route, transforming into Undying Men. By choosing this path