Blue-collar Andy finds herself accused of theft when a multimillion-dollar gem suddenly goes missing from her rich friend's estate. With the help of a famous mystery writer, Andy must find the real culprit amid the litany of wealthy guests.
Aging sidekick Lefty Brown has ridden with Eddie Johnson his entire life. But when a rustler kills Eddie, Lefty is forced from his partner’s shadow and must confront the ugly realities of frontier justice.