France, 17th century, under the reign of Louis XIII. Dogtanian is an impetuous and innocent peasant from Gascony, as well as a skilled swordsman, who travels to Paris with the purpose of making his dream come true: to join the Corps of Muskehounds of the Royal Guard.
Dogtanian is a young swordsman who dreams of joining the legendary Muskehounds. After proving his skills and earning their trust, he and the Muskehounds must defend the King from the evil Cardinal Richelieu's secret plot to seize power.