In Paris, 1800, Brigadier Jean Albertini, a poor orphan, is selected to infiltrate
a gang of anarchists. It is a mission that offers Jean a chance of
promotion, but in the course of his duties he becomes increasingly torn.
As he passes on reports to his police superior Gaspard, he begins to develop
feelings for the gang which become deeper and deeper...
It was American film noir and pulp fiction that kick-started the craze for thrillers in 1950s France and made it one of the most popular and enduring genres.