Retired actress Guinevere 'Gwinny' Tuffel is finding life hard after inheriting her late father's run-down house and discovering she's broke. But Gwinny is delighted to be at Hayburn Stead for her best friend Tina's wedding to a handsome Italian business magnate. However, before they get the chance to declare 'till death do us part', the husband-to-be is found dead in the library and Tina is accused of his murder. Convinced of her friend's innocence, Gwinny must uncover the real killer from a pool of larger-than-life suspects, while also suddenly finding herself looking after Tina's expensive and demanding saluki dogs...