Valentine Petit

Ninon, a veteran stage artist, resides in her villa in Provence, surrounded by admirers as veteran or more than her. A film crew arrives at the gardens of the town to film some scenes in that beautiful spot. The director and screenwriter of the team will notice the charms of Ninon.

Maddened by jealousy, Jacques tries to kill his fellow worker.

A mysterious evildoer terrifies the French Riviera. That mysterious character, which is hidden under the personality of James Pearce, a diamond-maker, calls himself The Black X. This time, the Black X has noticed the rich jewels of a celebrated singer and, in the company of her henchmen, is preparing to carry out the great robbery.

A little girl gets sick and a specialist has to be called....

Leroy Trenchard loves Therese Verneuil, and when Leroy enters the army goes to France to fight, Therese follows as a Red Cross nurse. But suspicion arises that Therese is actually Princess Sonia, a German spy.