The Queen Charlotte liner sets off on its maiden voyage. The cream of high society is invited to the cruise. And among them is old Mrs. Heywood, owner of the emerald necklace that once belonged to Cleopatra. The jewelry is being hunted by the Thousand-Faced Man, a world-famous thief, a master of disguise, who has never been caught by anyone. He openly announced that he would be among the guests on the ship...