Young women search for love whilst living in a cheap Parisian boardinghouse that does not allow men.

Jean Larivière receives an impromptu visit from his future father-in-law while Lina, his mistress, learning of his marriage, has come to make a scene. The baron is seduced by Lina, and Jean, noticing that Angélique, his fiancée, is not so bad after all, is very happy to marry her.

Young d'Artagnan leaves Gascony for Paris where he hopes to become a Musketeer of the Guard. He does meet three Musketeers, Athos, Porthos and Aramis, but totally by chance and for... a duel against them! But he soon befriends them and follows them in their adventures, notably on a secret mission to uncover a plot contrived against the Queen by Cardinal Richelieu.