Julien was astonished by Charlie's remarks.
Upon careful consideration, Julien felt that what Charlie said made sense. Whoever took the Four-Sided Treasure Tower would be the first heir, so the only idea he had in mind was to quickly retrieve the treasure tower so that he could retain his position as the first heir.
But when he thought about this crisis from another perspective, what if no one could find the treasure tower? He was the first heir, to begin with. If he cut off others' chances