The island was supposed to be monitored by the dark forces. But the council was one step ahead this time. They took measures against monitoring the night before the candidates arrived. They issued a decree saying that anyone, even if it was a council elder, is found trespassing the island ground will be killed.
Achilles himself spent a night guarding the site. They showed as if they did not find anything wrong. To be honest, they discovered the trap arrays set up by the dark powers. This was all thanks to the array You Xi Wang developed or more as LUCY developed. But it was only capable of intercepting the active elements of the dark energy.
