A mute gunslinger fights in the defense of a group of outlaws and a vengeful young widow, against a group of ruthless bounty hunters.
Lina, a music hall singer, has fallen in love with Sergei, a Russian prince. Maestro Doria, who gives her voice lessons and who hopes to make her his mistress, takes her to Paris where she becomes the star of the "Folies-Plastiques".
During a monologue on the theme of adultery, a man reviews a series of famous and anonymous cases of conjugal betrayals ...
