A wealthy man falls in love with a transvestite stripper and gives her the wherewithal to fulfill her dreams; she invents stories with her transvestite friends; the story with the rich guy ends badly and she goes back to work on the streets (with no regrets).
A forged 500-franc note is passed from person to person and shop to shop, until it falls into the hands of a genuine innocent who doesn't see it for what it is—which will have devastating consequences on his life.
The French intelligence agency plants Xavier, a former militant leftist, into a fascist organisation called Janus, against whom Xavier bears an old grudge.