C329 Qingcheng Warmth 3
When he went to see He Chongzhi, filled with killing intent, he would definitely not know who killed Zhao Zhouwu, and even more so, would not know the truth behind what happened fifty years ago. And after that battle, he had returned to Qingcheng.
As for the person who killed Zhao Zhouwu, he was already dead, so the eldest senior brother would naturally be able to guess who he was