The top suspects in the death of a reformed prostitute include three former loves: a folk singer, a tennis star and a construction tycoon.

A glittering jewelry convention at the Desert Inn attracts many buyers and sellers to the dazzling array of pricey gems... as well as some cunning thieves who plan to rob a wealthy Sheik of his collection of valuable rubies. When Tanna gets drawn into the case, he encounters a seductive woman who may be involved in the caper.