During World War II, Gregory, a retired Italian soldier. Martti, who claimed to be a general, was fooling around, only to be captured by a German officer and reveal his identity. In order to save his life, Gerry colluded with the German side to sneak into the concentration camp pretending to be the late General Loveley to search for intelligence. During this period, he witnessed and personally experienced the torture of the Germans. At the last moment, he realized that he was willing to be shot with nine prisoners, shouting "long live Italy" on his deathbed. The film starring Vitttorio de Sika was born in Italy, is an important director in the revival of Italian neo-realism after World War II, and is a very talented and charming actor. His "the Bicycle Thief" (1948) is an in-depth study of the life of the working class in post-war Italy, reflecting a natural style. His significance at that time was very important from a historical point of view. He devoted himself to acting in his early years, made his first professional performance on the stage in 1923, and was a very popular stage idol and singer in the 1920s. After the 1930s, he also worked as a director. The film "the Children are watching", directed in 1942, is of great significance in his directing career and is known as the pioneer of Italian new realistic films.