After finalizing everything about how they would select the 100 individuals to represent the eastern region, everyone returned back to their training. With the First Trial open to them, they all eagerly began preparing.
Klaus, on the other hand, went back to his room to meditate. He didn't really need the trial anymore. Although it wasn't the same as the one used during the City Selection Trial, he had outgrown it. He had become much stronger on his own.
The current version of Oracle was just like training in reality, with the only difference being that one doesn't die permanently. Although the temporary death experienced there feels just as real, the knowledge that it isn't permanent remains an obstacle.
This can only truly be cleared through real-world life-and-death battles.