To fulfull his dream of becoming a musketeer, young d'Artagnan heads for Paris and into a world of romance, intrigue and action. On the way he meets Milady, the alluring agent of Cardinal Richelieu, and confronts a mysterious swordsman known as the formidable Count de Rochefort. Once in Paris, d'Artagnan unwittingly challenges all three of the Inseparables—Athos, Porthos, Aramis—to a duel, but when the cardinal's guards arrive, d'Artagnan joins with the musketeers, turning the sword fight into a musketeer victory. Soon he is called to action again to rescue the intriguing Constance Bonacieux, the queen's seamstress, with whom he falls immediately in love. Through Constance, d'Artagnan learns of the cardinal's plot to destroy the queen and embraces the chance to prove himself worthy of Constance and of the uniform of a musketeer. Athos, Porthos, Aramis and d'Artagnan declare war on the cardinal and stand: "All for one and one for all."