In the 1930s the family of old Sinas Cavinder, gathered for the reading of his will, find themselves being murdered by a mysterious phantom while two rival reporters compete for the story.
Jerranium 90, a "little rock" that made all the papers, is buried deep within the Amazon. And everybody wants it, including crooked importer Handscomb Draile, slimy Gondreau Slykes, cheap crook Carl Traeger and evil scientist Dr. Ellamy Royne.
