Blaireau, a poacher, is imprisoned for an offense he didn't commit. An ambitious lawyer tries to exculpate and glorify him. But, once he's released, this major philosopher destroys in just a few hours the prestige painstakingly built by his liberator.

Father Sourire, who came to the Château de Villetaneuse to ask for alms, was forced to put on the uniform of the nephew who had fled from the barracks. A soldier in spite of himself, he knows the most frightening adventures which even lead him to a boxing fight from which he will emerge victorious.

Valerian writes his uncle, colonial millionaire, for money. He meets a quartermaster, Napoleon, who pretends to be a doctor of law. They become friends.

Cochu, a simple soldier, is mistakenly believed to be a rich heir which causes many problems.

Désiré Chopin, hunter on foot and friend of François de Crecy, uses a thousand tricks to encourage the love between François and Gaby. Little Margoton is in love with Désire who disdains her. She becomes the darling of the battalion.

The unfaithful wife of an airplane manufacturer is abandoned by her lover, a famous aviator, and kills herself. The widowed husband vows revenge on the aviator.