I thought it was only banned if they used a real locations, real historical figures, and time periods... and isn't it only for TV but this is a web drama so I don't know if they still follow the same rules.
I really wish that the supporting roles that play a huge part of the plot where written better. Had a reason for what they did and a good backstory... lots of unanswered questions. I really found the ending lacking.
So it seems that all the women that loved him have a pitiful endings... one dies to help him escape, one become ill and slowly losing her memory, and the other lost all her sense of self worth and I felt she was the most pitiful. She lost everyone ...