In 1867, a gang robs a bank and flees into the desert. Out of water, the outlaws encounter a ghost town called Yellow Sky and its only residents, a hostile young woman and her grandfather.
Ex-con turned private investigator Bradford Galt suspects someone is following him and maybe even trying to kill him. With the assistance of his spunky secretary, Kathleen Stewart, he dives deep into a mystery in search of answers.
While visiting the circus with his family, Charlie is recruited by the big top's co-owner to investigate threatening letters that he's received.