The excuse for the reason he is staying is really dumb. If there is no improvement, they would find someone else.
I am not asking for a complex scheme, just something better than "I didn't fix the problem, I guess I'll stay here ᕦ😋". I would settle with "I know the problem, but it'll take time to fix".
Who knows, maybe in the next chapter the brother or the ML will suggest what I just said and make my point moot. It just really bugged me when I read that part.