The story is set during the Ming dynasty. Female police officer Yuan Jin Xia (Tan Song Yun) receives the order to help the fierce embroidered uniform guard (imperial secret police) Lu Yi (Allen Ren) solve a case in Yangzhou. The two can’t seem to get along at first, but through the hardships they have to endure together, they learn to rely on each other. When they finally become lovers, however, the ill-fated story of their families is brought to light.
