Step-by-step explanation:
If we read the t stories of Thebes and Camelot, we will find that the ending of these tales were not good or happy ending, because of these tales and have too much dreaming in them which has no greater connection with history.
If we look at Thebes, he was endangered in war while her daughter committed madness by giving up on her life. So in these times, people or the outcomes were not at all good and thats the main downside