The Duchess has killed a man - a burglar, she says, whom she slew in self-defense. And that's that, case closed. But Jemima gradually traces an unlikely connection between duchess and felon.
Jemima encounters a psychotherapist who is attempting to 'cure' violent criminals using regression therapy, with startling results. A secret government agency is watching his experiment with great interest...
Jemima finds that jogging can be both good and bad for the heart, as her search for the owner of a jacket she found in a park leads her to London's Waldorf Hotel.