Based on the original novel of the same title written by Alexandre Dumas, The Three Musketeers will be re-produced by setting Joseon dynasty as the background. It will put together the story of Prince So Hyun of Joseon dynasty from the 17th century with the story of The Three Musketeers, which sets 17th century France as the background. This drama is a fushion sageuk about the story of Park Dal Hyang and the Three Musketeers (Prince So Hyun, Heo Seung Po, and Ahn Min Seo) who travel through China during the Joseon era.