C620 !

The individual pulling the strings behind the Black Groom undoubtedly placed a specific mark on him. Upon the Black Groom's demise, the mark vanished, and the puppeteer would be alerted. Even if Lau Yao knew how to reach out to this person, uncovering their identity would prove challenging, especially since the Black Groom's death has put them on high alert.

One thing, however