Although Ai Qing was controlled by Ding Hao in the past, after all, there was no direct risk of death for him; he wasn't really loyal to Ding Hao from the bottom of his heart, and he didn't tell Ding Hao the real secret of the Heaven-Splitting Swordsmanship Sect.
He needed to have a backup plan for himself. Once something happened, he could find an excuse to get rid of his responsibility.
Facts had also proved that he was right in doing so. Because of that, Ning Xiaohu didn't kill Ai Qing at the first time when he detected his behavior, but he was imprisoned.
In addition, Ding Hao was only trying to rescue Ximen Qianxue at the time; he didn't peep into the secret of the Heaven-Splitting Swordsmanship Sect, so he wasn't intending to get the bottom of the matter.
But then, since he had n
