A feature film. This is the true story of Freddy (Alfréd Wetzler) and Walter (Rudolf Vrba) two Slovak Jews, who were deported to Auschwitz in 1942. On 10 April 1944, after planning and with the help of their inmates, they manage to escape. They hope that their evidence could save lives. They make their way through the mountains back to Slovakia and finally manage to cross the border and meet the resistance and The Red Cross. They compile a detailed report about the systematic genocide at the camp. However, with Nazi propaganda and international liaisons still in place, their account seems to be too harrowing...