Some people in the martial world are so indistinguishable that you can't tell if they're part of the Demon Cult or not.
Moreover, the people from the Demon Cult present weren't just from the Demon Summoning Cult; others had also mixed in.
The already chaotic scene became even more chaotic.
And all of this was transmitted through the Rivers and Mountains Diagram to both inside and outside the Imperial Capital, allowing the audience to see everything clearly.