Coincidentally, the Parthians can just barely understand how this level of a city-state operates—because it is not a "pure slave society," not the embryonic type of human society that developed from a primitive society.
Parthian Ancient Country is a fabricated, malformed society, isolated as a crystal ball.
But even so, the Wise Men among the Parthians also know what external societies have developed into.
Therefore, "the new Benevolent Lords come from foreign lands" is sufficient to explain "why they act this way."
—Because the cultural traditions of foreigners are different from ours, after all.
Heaven City is promoted so well, so perfectly, that people are actually skeptical.
Except for fanatics, only the homeless would attempt to go to Heaven City. Essentially, because in their hearts, they don't believe it's real.
But Aiwass is different.
The Moriarty Family does indeed have a multinational corporation.