C1637 Cadaver!
Yamamoto Family's mausoleum garden was located behind the big villa on the back mountain. If there was no traitor, it would be difficult for others to bypass the big villa and then run to the back mountain to dig up Yamamoto Tailang's grave.
This was also why Yamamoto Qinyin was so angry. She was clearly a member of her own family, but she had helped her enemies harm her own people