A Dutch intelligence officer recruits an Allied woman to act as liaison with dashing Resistance leader "The Scarf" for a British attack on Arnhem.

SPOILER: Den største forbrytelsen (2020) is based on the true story of the Norwegian Braude family. On November 26, 1942, hundreds of Jews were picked up in Norway in the middle of the night and loaded onto the German ship DS Donau. On board were 302 men, 188 women and 42 children. The final destination was Auschwitz.

Den største forbrytelsen (2020) or The Ultimate Crime is a shocking tale of resistance fighters, the state police and the Nazi bureaucrats who paved the way for the Holocaust. On November 26, 1942, the victims and the perpetrators came face to face, when 532 Norwegian Jews were led aboard the cargo ship DS Donau and shipped off to Auschwitz.

Carla Van Oven becomes an Allied spy for the British intelligence in The Netherlands during World War II, although she is suspected of having cooperated with the Germans in the past. Colonel Pieter Deventer of Dutch intelligence agrees that she may train to join a team in the resistance movement, led by resistance leader The Scarf. The team starts to suffer heavy losses after she has joined them. Is she a traitor?—Mattias Thuresson