La louve (1949)

A chronicler gets himself hired as a gamekeeper in Monsieur De Saint-Ricquier's mansion where he lives with his stepdaughter ,Henriette , everybody considers insane ,and a servant. This girl is actually a dangerous creature .She murdered her own mother to marry her stepfather whom she hates bitterly.She tries to make a physician and the gamekeeper accomplices to the murder she premeditates.But a faithful servant will avenge her master.