In fact, when she first used the "Eye of History" and didn't see any traces of Gary Smith, she had her suspicions.
Because the River of History originates from the depths of the Mother River, it is a tributary of the Long River of Time, running through countless worlds, recording the historical progress of countless worlds.
It's not just about the True King, even a Great Existence can't intervene with it, and it will even record their traces. Once they perish, they will be covered by these historical dust particles, buried in the Old Days Era, becoming what most people recognize as "Old Gods."
Once buried in the past, it involves not only the death of the body but also the gradual obscurity and loss of the dominion they held. It requires a great sacrifice to probabilistically return from the Old Days Era.