In her distress she appealed to the chief of police. He promised aid, but did not know that she ???
Robert Castleback is in possession of secret papers which could bring a certain prince to power under conditions which would make Castleback a ruling force in Europe. Master crook Arsene Lupin becomes aware of Castleback's bid for power and, in the interests of France, begins a search for the plans.
DirectorsScott Sidney, Charles Christie
