Although it looks like a symmetrical tree, it is actually a person who faints at the sight of blood and falls down at the sight of a corpse. The strength lies in reading thousands of books, knowing astronomy above and geography below, and being familiar with ancient and modern times. After meeting Aunt Bao, I was tortured but helpless. And every time in a confusing case, the scholar can always use his erudition to guide Bao Sangu to successfully solve the case.