Because of Patriarch of Law Enforcement and Great Grandfather Three's involvement, the conflict of the Lu Family was resolved in a less bloody manner. Lu Li and Lu Ling's original plan was to execute many people, including Lu Zhengtan, Lu Fenghuo and Lu Suan who could not be spared.
But for those that would be sent to the Demon-slaying Hall and had their souls reconstruct, they would be assigned to the Hall of Warfare and sent into the Demon-slaying Hall. In that case, it was pretty much the same as a death sentence. For those that could survive by any luck, they would be living a different life since they had no more memories of the past. They would be different people.