The dragon emperor's daughter

Once upon a time,
There was a kingdoom under the rule of a cruel king, who kept the people obedient by commanding with an iron fist... This king had a daughter, she was the most beautiful wild flower in all the land, but flowers like her, tend to grow thorns...

Come follow the story of the princess who was known as the most hellishly bloody tyrant that kingdoom by her own eyes and discover the boy he used to be.