Lord Ernest Clifton lives with his beautiful wife, Gladys, at Easton Lodge. He has lost immense wealth in the lap of his uncle's death. One day Lord Clifton receives a mysterious package with an even more mysterious letter from his uncle. Three cuckoo clocks that strike only once a month should show him the way to find the second part of the pot of gold buried somewhere. Ernest's thirst for adventure only awakens and waits for the first cuckoo clock to mark the room number of a hotel in Cairo, where the second cuckoo clock hangs.
Pierre Boucheron, alias 'The Rat' and a former underworld notoriety, is now living the high life as the kept man of Zelie de Chaumet. But when she learns he is planning to marry another woman, her vengeance pursues him into the murkiest depths of Paris...
When the commander of a cruiser ,which sank in a confrontation,is tried for negligence, will the wife speak up in his defense? Unknown to him, she was trapped in the cabin below with her former lover, a subordinate officer.