Berlin, 1942: it was the most beautiful summer for Hilde – madly in love with Hans and joyfully pregnant. But amid the passion there is grave danger. Hans becomes involved in the anti-Nazi resistance, with a group of young people who will later be called the “Red Orchestra”. Despite the huge risks, Hilde decides to get involved herself but is arrested by the Gestapo and gives birth to her son in prison. Now in a desperate situation, Hilde develops a quiet inspirational strength, but she only has a few months left with her son.