A detective investigates a forgery ring in Korea. From the 19th year of the predominate of Jeonjo, Kim Min, Joseon's top detective, that was a King's secret messenger, has been relegated to a remote island to get several reasons. The single real visitors are Seo-pil his old partner and also a young girl, that comes. Meanwhile, Kim Min happens to know a rumor that fake silver pubs have now been being distributed, which awakens his characteristics as a detective. Hisako, a beautiful, mysterious woman with her identity not known contrasts the investigation conducted by this exceptional pair of detectives.