Qiao Song, a female forensic doctor, made a mistake and fell off a cliff while investigating a case. Unexpectedly, she traveled to the fictional Zhou Dynasty and became the head catcher of Linqing County. As the cases were solved one by one, she met a cold and domineering young general, who had all the power in the country. The commander of the Jinyi Guards, the virtuous king who cares about the country and the people, and the wealthy boy boss... Good and evil, love and justice are intertwined, making it difficult to choose. When all the storms pass, who will be the one rafting with him...