The world is divided into "tomb robbing" and "tomb suppression". Robbery of tombs to seek wealth, town of mausoleums to protect evil spirits.
My ancestor was the mysterious "Kanyu Tomb Guard" under Zhu Yuanzhang in the early Ming Dynasty. His duty was not to repair tombs, but to use the mountains, rivers and water systems
Lock the unexplained "dirty things" in the ancient tombs of the previous dynasty underground forever.
In the Republic of China, only the protagonist's grandfather is left alone, guarding a incomplete "Shuilong Town Physical Genealogy".