A Dali princess and her team of trusted followers end up in the business of solving mysteries after leaving the comforts of the palace.. Duan Xin Yao (Fang Yanxin) is a quirky and lovable princess from Dali who grew up with a silver spoon. After escaping from a fire in her sleeping quarters, she is forced to leave the palace to experience life among the people, thus starting a journey of fighting crime through their quest for the truth.