Tomb Keeper's Thousand Eyes Bronze Statue

Why did the two families who robbed and guarded the tombs were destroyed overnight and their buildings were empty? How come a national treasure that was said to have disappeared for more than three thousand years suddenly reappeared? In the winter of 1928, in the ancient tombs in Jingzhou, how did those tough gangsters know that they were going to rob the tomb? Is all this really a coincidence? Or is it a life and death situation that has been arranged by someone? So who is this person? Is it because he has always had no opinion? Is the protagonist Lu Dongyang's guess true? What are the secrets in the Ming Dynasty tomb that they have guarded for 600 years? What is its connection with that ancient country three thousand years ago?