As a Psychic Ability User, Miller's Mental Power was extremely keen.
Here, he always felt that someone was following behind the team. He even felt as though an invisible hand was pushing certain events along.
The one behind this underground ancient city might have been their ultimate target, but the person following behind the team was strange. They still did not know who it was. However, the fellow following them definitely was not the one controlling Xiye Ancient City from the shadows.
Unfortunately, although Miller was a Psychic Ability User, he had never been able to sense that person directly. He could only sense through his Mental Power that something seemed to be there. Yet whenever he used his Mental Power to investigate, he could never catch hold of it.
It had been like this before, and it was the same here in this canyon.
Thus, Miller wanted to find the fellow trailing behind them. At the very least, he could confirm whether his judgment was correct and prepare a response.
Miller had always been very confident in the sharpness of his Mental Power, but after so many investigations without detecting the enemy, he had begun to doubt it somewhat. It was also a severe blow to his confidence.
When dealing with the Armor Monster this time, they should originally have been helpless. Yet in the end, the Armor Monster had suddenly fallen straight off the cliff.
If no one had acted against the Armor Monster, he, Miller, would swallow the whole cliff. He was absolutely certain that someone had acted from behind, but he did not know how they had acted, who had acted, or whether that person bore any hostility toward them.
Therefore, for the team's safety and his own, they had to find this person.
While retreating,