In the winter of the thirty-seventh year of Yongxi period, on the night of the death of the late emperor, Li Jiajia, the maid of the Shangshi Bureau, accidentally heard the mysterious recitation and was shocked to realize that the world she lived in was actually a history book that had already been written. A sudden change in the palace occurred, and she held the dragon-shaped jade pendant that changed her destiny. Unwilling to become a victim in the book, she struggled to escape in the bloody Forbidden City, vowing to break away from the shackles of fate and rewrite the established ending of the Secret Scroll of the Universe.