C140 living person taking gallbladder

So those people were really killed by the Sis Xiaomei, since she had the guts, then wouldn't she be found when she inspected the corpse, then her methods should be able to see through everything.

"Sis Xiaomei, if you took away Grandma Zhang's gall, her body should have blade marks, if not, you can't even take it out."

I think if they were to inspect the corpse more seriously