A nomad mercenary on a high-tech motorcycle helps bring about the downfall of the evil Orwellian government, the Omega.

Assassins are after a prostitute who has come into possession of a cigarette lighter that, unbeknownst to her, contains the negatives that show a politician's assassination. A delightfully playful giallo starring the beautiful Carole Bouquet as Mystère, a high class call girl who becomes the target for a couple of assassins.

This film sheds light on the role of the Catholic Church and the people of Assisi in rescuing Italian Jews from the Nazis in 1943.

In October 1936, a high official in the Austrian government receives a letter from a German Jewish woman with whom he had an affair in 1925 asking him to help place an 11-year-old, half Jewish boy in a good Austrian school. Is the child his? Should he help? And above all should he help now, at a time when Nazis are becoming powerful in Austria?