Going to Paris, D'Artagnan becomes a member of the famous King's Musketeers. He is sent by the Queen on a dangerous mission to England. His three companions are either captured or put out of commission in the course of fights on foot and horseback. D'Artagnan reaches London and recovers from the Duke of Buckingham a pair of studs given him as tokens of regard by the Queen. On the ship on which he returns the hero is captured by his deadly enemy, De Rochfort. Jumping over the side, he clings to the chains of the vessel till it reaches port in France. He restores the studs to the Queen, and she has them put back into the necklace where they belong. Cardinal Richelieu has induced the King to command the Queen to appear wearing the necklace at a great court ball. When he sees the complete necklace, his plan to embarrass the Queen falls through. In addition to obtaining the favor of the Queen, D'Artagnan is rejoiced over the safe return of his comrades and his reward from his sweetheart for his bravery.