During the reign of Emperor Xuanzong, Dai Liang caused a murder in the palace. In order to alleviate his guilt, Dai Liang, who was covered in blood, spared the life of his sworn brother's daughter Yun Yunxue. Dai Liang nominally accepted Yun Yunxue as his adopted daughter, but in fact Yun Yunxue lived like a servant. As Yun Yunxue grew up day by day, she was repeatedly framed by her adopted sister's jealousy because of her talent, intelligence and beauty. Yun Yunxue escaped from the Dai family by chance, and by chance was accepted as a disciple by an expert, and she has since developed peerless martial arts. After completing his studies, he began to travel around the world, and rescued Chen Xin, a woman who sold herself to save her father. From then on, the two lived a life of knights who enjoyed grudges and grudges.
To avoid being killed by their enemies, the two hid in the palace. Yun Yunxue (a woman disguised as a man) accidentally won the top prize in martial arts and got involved in the palace's factional struggle. She also discovered the shocking truth about the palace murder twenty years ago. In order to save the country and avenge her parents, Yun Yunxue endured the humiliation and dealt with all the snobbery in the court.
Yun Yunxue, who wears men's clothing, has both civil and military skills, and many beautiful women have secretly promised to help her eliminate rape and punish evil, and shatter the enemy's conspiracy.
When the world was at peace, Yun Yunxue faced love and family affection. She knew that she was guilty of a serious crime and resolutely chose to commit suicide by killing herself...