Denis, a poor student in philosophy, works as a night porter in the Paris market of Les Halles in order to pay for his studies. Constantly weary, he falls asleep and dreams of a beautiful girl in white, Irène, with whom he falls in love.
             
                        
            
                                
                                
                                
                    Cast: Fernand Gravey, Micheline Presle, Saturnin Fabre, Charles Granval, Bernard Blier, Marcel Lévesque, Christiane Nère, Jean Parédès, Zita Fiore, Michel Vitold