It tells the story of Yue Ziyuan, a female escort who was ordered to escort a person in a critical situation. She followed her step-mother's order to help her step-mother's daughter Bai Yinruo marry into the Yang family, but she accidentally met Bai Yinruo's fiancé Yang Xiao. As a result, the four people who made mistakes got involved in a love story with misunderstandings. In the end, Yang Xiao and Ziyuan joined hands with a group of loyal people to investigate the real culprit of their parents' murder and restore the Guiyue trade route, creating a colorful, sweet and legendary growth story.