chapter 554 It must be an illusion

"Eh!? What's going on!?" "Where did that strange noise come from just now?" "Is there an earthquake?!" The ancient warriors who were sprinting towards Tiger Tooth Peak slowed down their pace and looked suspicious. Worried that there might be another trap waiting for them. "What are you afraid of!?" The leader of the Chilian Peak said loudly, "The Tiger Tooth Peak's mountain defense formation has already been activated once. It is impossible to use it a second time in such a short period...