Relates the life story of Josef Mengele and quotes from the testimonies of twin children who were the victims of his sadistic pseudo-medical experiments in Auschwitz. They speak about the complicated psychological problems which they confronted after the war, and which caused their silence in the 1950s-70s. In 1984 the organization of surviving twins, CANDLES, was established, which organized a trip to Auschwitz in 1985 and publicized their reminiscences.