The Key

La chiave is a movie starring Frank Finlay, Stefania Sandrelli, and Franco Branciaroli. In 1940s Venice, after twenty years of marriage, a Professor and his younger wife witness the passion wane. Now, all that remains is to confess...
Art professor Nino Rolfe attempts to break down his wife Teresa's conventional modesty. Noticing her affection for their daughter's fiancé, Nino instigates her sexual interest in him - setting off a chain of unexpected events and emotional complications...