She is a noble princess, her mother is known as "the most beautiful woman in the world", and her father is the king of an empire across the continent. But because of an accident more than ten years ago, she suffered misfortune, was scolded by everyone, made things difficult, and tortured... In order to save her mother, she decided to pick up the sword and challenge the prince. With her extraordinary wisdom and extraordinary martial arts, can she turn things around and change this already decadent and lonely world?