Light lines for a not too serious adventure tale, with murder, as letter to a newly-met professor, Hal, finds herself accidentally to Menice with him. Jane's needling of Hal, his irritation of her, various attempts at his life after he finds himself heir- to millions cause of Free France. A South American diplomat, a German devoted to Hal who doesn't mind but Jane does -- the murder of a -- lead to the solution in Mexico. Frivolous.