C410 Exploring the Underground Palace

Thylhe, Imperial Mausoleum.

This was the most mysterious Imperial Mausoleum in the Great Sui. Not only was it deep underground, but there was also a layer of rock wall that was dozens of feet thick and protected by a forbidden spell.

Even Earthly Immortals would have to spend a long time to force their way in. If they were not careful, they would be devoured by the forbidden spell