Yesterday's Guys Used No Arsenic (1976)

Mara Ordaz, a former diva who lives in a mansion away from the city and sorrounded by memories together with her husband, her doctor and the person in charge of the administration of her things, decides to sell her house and return to the big city. The men do not agree with this. She will call an estate agent, a young woman who will make a change within this group of people. A chain of events will bring to an unexpected ending.