Leningrad 1941. The war seems far from the beautiful city, where everything speaks of a glorious past, back when it was called Saint Petersburg. Tatiana lives the harsh reality of Stalinist Russia, cramped in two rooms with her entire family, when Hitler invades the country and the terrible siege of Leningrad begins. Amidst the bombings, hunger, and terror, Tatiana discovers love. But Alexander, an officer of the Red Army, hides a mysterious and dangerous past. And while the relentless winter and the German army tightly besiege the city, their passionate love threatens to tear Tatiana's family apart and reveal Alexander's dreadful secret. Captive between two deadly forces, the two young people are swept away by the torrent of history, which sweeps everything in its path...