Princess Xiao Nian'an of the Great Jing grew up among ordinary people and possesses the miraculous power to heal all things. After she is brought back, her imperial father wants to groom her into a ruthless heir. However, she overcomes force with gentleness, quells rebellions, punishes corrupt officials, and tames ferocious beasts. Her uncle, Xiao Heng, repeatedly plots against her, but she foils every scheme and gains powerful allies, including the young master of the Dragon Clan. In the end, with the support of the people, she crushes the usurpation conspiracy and forges a path of benevolence uniquely her own.