Probably after Ji Kang's death, he was accidentally selected by the Zhi Zhi Zhi and became a judge of the gods. His daily (?) Cp with the sword men should be Sanriyue.
(This is a sudden idea, the author is a novice. The plot requires it, and there is no Changle Pavilion owner and her children here. Try not to be OOC, many places are inconsistent with historical facts, and do not go into the textual research. Let's just leave the copy as it is, and then write it down)