C661 Dragon pillar seal ancient coffin

Demon Imperial City, the residence of the fourth prince, Tai Yuan.

It seemed as if it could be extinguished at any time. One could see that on the walls around him, there were many obscure rune s, which overlapped with each other and merged together, enveloping the entire room and preventing even a trace of one's aura from leaking.

Within the flickering flame, a figure appeared