D'Artagnan travels to Paris hoping to end up a musketeer, one of the French king's elite bodyguards, handiest to discover that the corps has been disbanded via conniving Cardinal Richelieu, who secretly hopes to usurp the throne. Fortunately, Athos, Porthos and Aramis have refused to lay down their weapons and maintain to guard their king. D'Artagnan joins with the rogues to show Richelieu's plot against the crown.