The Royal Tailor film describes the love of life, jealousy and desire of the people working in Sanguiwon during the Joseon Dynasty. The Sanguiwon responsible for the costumes worn by royalty. Dol-seok is the best master craftsman in charge of royal costumes. Kong-Jin is a genius as a designer, was born with ingenuity and a great feeling. He was taken to the palace of the nobleman Pan-Soo - the first to discover his talent. The King and Queen become embroiled in an important case for the royal costumes made by Dol-seok and Kong-Jin.