Qian Yuanzi, whom Gui Yuanzi killed in front of Shen Zhui, did not have to die at all. But when Gui Yuanzi altered his original plan, Qian Yuanzi expressed his extreme dissatisfaction, claiming that as second-rate sects, the Gui Yuan sect had no right to make decisions for the Holy Envoy. His words insinuated that he was on the same level as Gui Yuanzi.
He was completely unaware that his worth was gradually diminishing during the argument, nor did he notice the dissatisfaction from the Supreme Holy Envoy and Gui Yuan Sect towards him. The argument outside the Stone Gate was a harbinger.
It's a pity...
Qian Yuanzi was completely unaware, even when he saw Shen Zhui, he wanted to take a shot at him...
This forced Gui Yuanzi to kill him himself.
The reason, of course, was classified as "an accidental death on the way back to the outside world." When Shen Zhui and others were set to take over the Qian Yuan Sect, this news would 'unexpectedly but logically' spread...