And Yang Jingshen wanted no one to throw away their lives for his sake. No matter how much of a degenerate he was and made use of people all the time, even he didn't think he could live with the fact that someone offered their life so he could live happily and safely. At least, he won't be able to brush it off, just like the female protagonist would always do after initially crying a rain of pear blossoms ne.
But, there was one point he needed to acknowledge. That he valued loyalty like this. And he sincerely hoped that Lei Nian would be loyal to him just like how she was to Guo Ying– without of course trying to throw her life away that is.
Of course, he was also aware that the female lead had an almost bewitching effect on her subordinates. Probably as a result of that damned plot armour, but chances were that Lei Nian could be wooed back to the opposing side after meeting her original master.