Nino and Caterina have been married for 65 years. After Caterina's death, their daughter Elisabetta, trying to help her father to overcome the loss, hires an author to write a book on their love story.

Lino and Chicca are an aging, childless middle-class couple whose life is disrupted after he's diagnosed with Alzheimer's disease.

Michele Casali is a middle-class professor in Fascist Italy who teaches at the same high school attended by his only daughter, Giovanna. A shy and sensitive girl, her insecurities are only magnified by Michele's overprotectiveness—reaching a point of no return.