Jean Bonnard, clean-cut industrialist and the only son of a widow, goes to visit his mother in the small village where she lives. However, early in the morning the police arrive to arrest him, accusing the man of having murdered the old banker who'd made advances towards his girlfriend. Jean's mother is eager to aid her son, whom she believes is innocent. Said Epstein of his film: "I shot small landscapes in Livilliers which seemed to me-- in their reality, I mean-- very large".

Jean Bernard, dessinateur industriel, est fils unique et a perdu son père. Il est amoureux de Blanche Dumas, secrétaire d'un directeur de banque. Un jour, il rend visite à sa mère qui vit dans le petit village de Livilliers et y passe la nuit. Le lendemain matin, des policiers arrivent pour l'arrêter. Sa mère ne comprend pas de quoi il est accusé et va découvrir qu'il aurait assassiné le banquier qui faisait des avances à Blanche.