Proust died in 1922 at the age of 51, en having almost finished his great work. But would have happened had he beaten the lung disease that took his life? How would he have experienced the interwar period; what books might he have written, what honors received, what life led? This look at Marcel Proust's lost years in France from the 1920s to the 1940s helps readers better know the writer, his imaginary future retrospectively shedding light on the man he truly was.