I found an original language version of the novel. Unfortunately, there is no English translation yet (as far as I know). But it has started to translate and its link is below. Few episodes have an English translation yet, but who knows, the drama may be over before it airs.

Original Novel Link⬇️

https://www.hetubook.com/book/4745/index.html

English translation Novel link⬇️

https://www.novelupdates.com/series/si-ming/

Read the Completed Novel Translation here: https://mydramanovel.com/zhang-sheng-jue/