Dramatic film about Max Baumstein, (Michel Piccoli), a well-known European human rights activist and avowed pacifist, who murders a politician from South America, and is tried for his crime. It turns out that his victim was a Nazi war criminal who ordered the deaths of thousands of people, including Baumstein's parents. Flashbacks reveal Max coping with the horrors of Nazi-occupied France, and Elsa Weiner, (Romy Schneider), who saved his life while struggling to free her husband Michel from a concentration camp. Based on novel by Joseph Kessel.