 In Switzerland German singer  Wilkie  falls in love with Jewish composer  Robert  who offers resistance to the Nazis by helping refugees. But his family thinks that  Wilkie  is also a Nazi and may be a risk for them. One day  Wilkie  helps  Robert  but has to stay in Germany. As Wilkie starts to sing the song  Lili Marleen  she becomes very famous and every soldier hears that song via radio at 8 pm. Although even Hitler wants to meet her she still does not forget  Robert  and helps to smuggle photos of concentration camps to the free Switzerland. When  Robert  wants to visit her he is captured he can finally get free again but he will never see Wilkie again until war is over.