As he spoke, Darryl pointed toward the group of people who were killing each other. "Those who walked into the trap must have thought they saw some treasures. They are worried that the others would take it from them, so they tried to kill each other."
Darryl was right.
Even though they had agreed to explore the ancient tomb together before they entered the cave, all of them wanted the treasures for themselves.
Once they stepped into the trap formation, they started to hallucinate the treasure