On her way to Paris, Gisèle meets a young motorist who offers to be her guide. Gisèle, suspicious, refuses and disappears. But Pierre finds her and takes her to dinner at Saint-Germain-des-Prés. On the other hand, Gisèle, out of jealous...
Gentille petite provinciale venue visiter Paris, Gisèle rencontre l'aimable Pierre qui se propose de lui faire visiter la capitale. Jouant à cache-cache dans le Paris by-night, ils se retrouvent pour ne plus se quitter.