Curate, connect, and discover
We all know that she is dead, but what if she isn't?
Imagine an au where she somehow discovered his curse, and ran
And idk here, but I think that we have so many ways how to proceed here.
Like, if the story is on earth, then there's two times that are more interesting: before and after the Soos death, imagine the Soos knowing about KRS' mom or imagine this after the death of the Soos with KRS having to deal with it alone!!
But if the story is in roan, I think that it would be a little harder to fit the theme there, it could start with or without the Henituse family knowing that cale is KRS, and he somehow discovers that she was alive and after that there are many possibilities to your imagination.