When her old friend Martha decided to get married in Las Vegas, Jessica Fletcher made the trip to watch her walk down the aisle. But what were the odds that she'd be back two years later - to watch Martha stand accused of her husband's murder? Jessica's never been one to gamble, but she's willing to bet that Martha isn't guilty. Martha's husband was a high-rolling Las Vegas local with three ex-wives and plenty of jealous acquaintances. After joining Martha's defense team, Jessica combs through the man's past to find the real killer. But as the media attention grows - and Jessica is interviewed by the news anchors of Court TV - the stakes are raised, and Jessica learns how to play for keeps.