In this episode of Philip Marlowe, the promise to pay a blackmail threatens the future of a powerful man named Garfield Randall, setting off a chain of events that leads to murder, deception, and a deadly showdown. When Marlowe is hired to recover a gambling marker worth a thousand dollars, he uncovers a web of deceit that includes a beautiful blonde woman, a slick gunman, and a dangerous scheme for blackmail and betrayal. As the tension rises and the city swelters under the desert wind, Marlowe navigates the seedy underworld of Los Angeles to uncover the truth and bring justice to those involved in this thrilling noir mystery.