Question: what is if on a winter's night a traveler about?
Answer: If on a Winter's Night a Traveler, avant-garde novel by Italo Calvino, published in 1979 as Se una notte d'inverno un viaggiatore. Using shifting structures, a succession of tales, and different points of view, the book probes the nature of change, coincidence, and chance and the interdependence of fiction and reality.