章 502: Chapter 502: Technology That Overturns Civilization

As every character was pressed, a faint ripple of light fluctuation emerged from the stele, like the rippling of water!

Such a scene left Lü Feifei utterly stunned!

At that time, Lü Feifei, through her mastery of machinery, had researched all around the area and ultimately determined that this should be the entrance. Could it really be here?

Yet Chen Tang's body held a password-like code, and it was even engraved on his arm—wasn't that too miraculous?

Just how did Chen Tang come to know the password for this place in advance?

...

Ten meters away, Guo Li, Bai Feiyu, and others were keeping a vigilant watch on their surroundings while also curiously glancing towards Chen Tang.