Now that their parents are ruined, Jacques Eyssette and his younger brother Daniel, are driven to fend for themselves. Jacques becomes the secretary of a marquis who exploits him by making him work so hard that his health gets damaged. Daniel, on his part, is hired as a supervisor and Latin teacher in a school in the province. It soon happens that he is in a bad situation too as, after being subjected to repeated harassment, he ends up being fired. Daniel then decides to join Jacques in Paris, hoping to embark on a literary career. Unfortunately, Irma Borel, an actress, sets her sight on him and drags him into a life of vice.
Lafraise and Plumard, two rookies on the ship Le Victorieux, are on leave in the port of Toulon. At a time they get lost and in order to escape the Navy patrolmen, they disguise themselves and board a train. Now it happens that in the convoy a delegate of the government is on his way to Paris, with the mission to inaugurate a monument there. But the circumstances are such that our two friends are mistaken for the Minister and his secretary. Unabashed, the pair does the job, in other words, they deliver the expected speech, eat like horses, live it up - until they are recognized. Which eventually results in a prolonged stay in an unpleasant kind of hotel room named - the hold.