Name:Scrapped princess Raw link: https://manga-zip.info/dl/Novel-クラップド・プリンセス/ NUlink:https://www.novelupdates.com/series/scrapped-princess/ Why It Should Get Picked Up: Got dropped by the licenser, fun classic novel.
Here I came thinking it's about a new novel and was going to comment about the old anime. But it was about the same title all along.
I'm not quite sure but it seem that the black haired girl who turned out to be enemy survive to the end.