Despite the enigma about the Illusory Truth Technique, the way to decipher it was rather easy.
As soon as one person who had awoken from the Illusory Truth Technique exposed the truth about being in an illusionary realm, the technique would crumble in the light of facts, and all of the people would be roused from the illusion of the so-called passing of levels.
"This is a factitious illusory technique! The hundred-story martial tower does not exist! All of you, wake up right now!" Su Yu yelled softly.
Nonetheless, all 20,000 of the challengers remained motionless, showing no trace of having been awakened from the Illusory Truth Technique.