C838 Harvest
Some of the addresses of the Church of Blood and Blood were loyal to the Church of Blood and Blood. No matter what, even if they died, they wouldn't leave the Church.
As for the other part, they were not loyal. Just a slight threat and they would be willing to leave the Bloodthirsty Sect. Huang Lin was looking for such a group of people.
The best way to kill an enemy was to kill them