The spatial passage at the center of Heavenly Emperor City grew increasingly stable. The hexagram above it also grew darker and darker, as sinister energy surged in from every direction, gradually taking shape around the spatial passage.
The black vortex slowly evolved into a gateway, eerie and terrifying, exuding endless deathly aura as though it connected to a world of the dead.
The footsteps coming from within the spatial passage drew closer and closer. Everyone held their breath. They could tell it was only one person, but they had no idea whether it was the Great Emperor who had acted earlier.
Many people had already begun retreating, deciding to hide their names and keep as low a profile as possible from now on.
After all, that was a Great Emperor—absolutely invincible in this era.
"Xiao Yun, can you sense him? Is it that Great Emperor from earlier?" Zhao Wuji asked quietly beside Xiao Yun.
Xiao Yun shook his head. "I don't know. That gateway has a powerful force blocking it. I can't peer inside. We'll know when he comes out."
Zhao Wuji was speechless. Once that Great Emperor came out, would they still be able to escape?
Although Xiao Yun was very strong, he had yet to reach the ninth level of the Quasi-Emperor realm. Zhao Wuji did not believe Xiao Yun could contend against a Great Emperor.
Besides, Great Emperors had ranks as well. Who knew how strong the Great Emperor inside was? They had no idea at all.
If a weaker Great Emperor came, it would be manageable. Even if they could not defeat him, they could still flee. But if it was one of those powerful Great Emperors, they would surely die without any chance of survival.
The reason Xiao Yun could stand there so calmly was