La Notte (1961)

In Milan, after visiting dear friend Tommaso Garani who is terminally ill in a hospital, write Giovanni Pontano goes to a party for the release of his latest book, and his wife Lidia visits the place where she lived many years ago. That night they go to a nightclub, then to a party at tycoon Gherardini's mansion. Through the night Giovanni flirts with his host's daughter Valentina Gherardini--while Lidia flirts with playboy Roberto--and receives a proposal to work for him in the area of communication and write the history of his company.