When a mysterious murder takes place in the village where the royal treasure sword, known as the sajin sword, is being forged, police investigator Yun In and shaman Mu Ryeong are sent to the scene to uncover the truth.
When a mysterious murder takes place in the village where the royal treasure sword, known as the sajin sword, is being forged, police investigator Yun In and shaman Mu Ryeong are sent to the scene to uncover the truth.
