"Erosion?"
Zhou Heng was taken aback upon hearing this and frowned, "How so?"
After the battle of Tianyang, to defend against Evil Gods and ward off Demon Entities, the royal families of the three kingdoms took the lead, establishing the Zhou Tian Boundary Officer based on the Zhou Tian Star Charts.
However, the royal families of the three kingdoms each had their contradictions, and it was naturally difficult to work together in unity. Conveniently, the Zhou Tian Star Charts were divided into three enclosures and twenty-eight mansions, so the Zhou Tian Boundary Officer was also split into three parts.