Count Guilio di Rossali, a young nobleman, visits Beppo, one of his father's old servants, who lives with his daughter Nina at the house of Pietro Veccio, a police spy. Beppo, not being aware that Pietro is a spy, allows him to overhear his conversation with di Rossali and obtains admission to a socialistic meeting. Pietro gives information to the police, with the result that a warrant is issued against the young nobleman, who is obliged to take flight from the country. He visits Beppo before leaving, and is again seen by Pietro. Nina refuses to listen to the suit of Pietro, who swears he will he revenged upon her. He informs the Police that Guilio had called upon Beppo, who is commanded to reveal his hiding-place. Beppo refuses to do so and as a result is condemned to penal servitude as an accomplice. As he is being taken into the prison, Nina denounces Pietro as an informer to the crowd at the gates, who at once vent their fury upon him. Pietro is dragged to the river and drowned ...
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