Princess An was killed by her mother as a baby, however she was found by her caretaker, Zhaoniang to have survived the incident. Zhaoniang secretly ran away with the baby princess. they wandered into the deserted regions, promising the queen that Princess An will return after becoming an adult. after meeting with Axiena, the leader of a small tribe, they fell in love. meanwhile in the palace, the queen gave birth to Princess Taiping. after Princess An learned the truth about her origins, she vowed to seek vengeance on her mother by kidnapping Princess Taiping and replacing her.
having the same appearance, Princess An and Princess Taiping was sometimes confusing to look at if not for their opposite personalities. Princess An was brought up learning martial arts, making her tough and headstrong, as ambitious as her mother. however, Princess Taiping was soft-spoken, believed that women should steer clear of the political issues. the contrast made Taiping much more lovable than An, for despite how much An hated her mother, she was an exact copy of the queen.