The novel explores the end of one world and the beginning of a new one, marked by climate change and inner transformation. During a devastating summer when the Tiber floods Rome, the city and the lives of the protagonists Elena and Ettore are turned upside down. Their marriage is coming to an end, and the environmental catastrophe provides the backdrop against which the two confront the end of their past. Their journey is an opportunity for profound inner change, filled with significant encounters, including with a captivating truffle hunter, a Japanese woman who survived Fukushima, and a community of nuns. Emotionally charged, the novel combines suspense with reflections on the meaning of life and love in a rapidly changing world.