1871. Roger Laroque accuses himself of a crime he did not commit to save his mistress, Julia de Noirville, from dishonor. He escapes from prison and is considered dead for fourteen years. Then he returns in the guise of a rich American in order to unmask the real murderer.

Provincials visiting Paris take the drug of Professor Jouvence, which rejuvenates them with the scabrous consequences that one can imagine.

How a simple fellow who took on the identity of a famous cyclist manages to win the famous Six Days race.

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.