As the youngest daughter of the late crown prince, Song Wen was poisoned when she was five years old and was secretly sent to Qingcheng Mountain by the emperor's eldest grandson to recuperate; at the same time, Song Wen's brother was confusing everyone in the East Palace. Unexpectedly, the day after leaving, the Prince of the East Palace was revealed to be plotting to seize the palace and imprison the East Palace. However, as the legitimate daughter of a wealthy family, the Crown Princess couldn't bear the humiliation, so she submitted a blood letter and burned herself in the East Palace to prove her innocence. The emperor immediately ordered a thorough investigation. When the truth was discovered, the prince was already seriously ill. When he was left behind, he asked an orphan, hoping that the emperor would treat his grandson well. At the same time, the prince's eldest son Song Xia was seriously injured and became a cripple. Overnight, only Song Jin was left alive in the royal family. Three months later, the emperor personally issued a decree and conferred the title of Prince Yu on the emperor's grandson Song Jin. He was educated by his eldest grandson Song Xia and ascended the throne when he came of age.
Synopsis: Ten years later, Song Wen, a disciple of Chisongzi in Qingcheng Mountain, disguised herself as a man and went down the mountain to experience. She met Major General Lin Feiran who happened to be fighting against the Miao people in Shu. The two became sworn brothers.
The story begins when Song Wen enters Qingcheng Mountain.