The Prophet and the Idiot

"In the fading days of summer 2011, self-taught astrophysicist Petra has calculated that the atmosphere will collapse in a few weeks' time--on September 21, at approximately 9:20 p.m.--ending the world as we know it. Convinced of their impending doom, Petra embarks with Johan, a cook, and Agnes, a 75-year-old widow, on a wild adventure in a camper van that will take them from their homes in Sweden, through Europe, to their final destination: Rome"--