Here it is !!^^
https://archiveofourown.org/works/54946858/chapters/139284955
Yes he is with someone else that we know ^^
Here is the link :
https://archiveofourown.org/works/54946858/chapters/139284955
In this story, at least for now Kloff does not have any memory of the past, but for the rest what you mentioned more or less happen
Here is the link
https://archiveofourown.org/works/54946858/chapters/139284955
There is this one too
https://archiveofourown.org/works/55403182/chapters/200690556#main
There is this one too
https://archiveofourown.org/works/55403182/chapters/200690556#main
There is this one too
https://archiveofourown.org/works/55403182/chapters/200690556#main

I like the first timeline the most. It's done realistically.
How I wish the 2nd timeline is Kloff and Rapiel continued their marriage and Kloff being miserable as he regret his decision seeing Aeroc happy with someone who is an Alpha.