The Cryptic Cold Case

<p><strong>Can Dora and Rex solve this cold case without ending up in hot water?</strong></p><p><em>London 1923.</em> In a Mayfair dining room Theodora Laurent and Lord Rex Bankes-Fernsby make an incredible discovery. Rex's sister Caledonia is a naturally gifted codebreaker. </p><p>Upon hearing this news Lord Audley London's spy master asks for their help with a most unusual mission. </p><p>Twenty-five years earlier his wife died in a terrible accident. Now he has uncovered evidence that her death may have been murder. The answer lies in the coded messages he discovered in her old things.</p><p>With Caledonia's help Dora and Rex delve into the mysterious case of Lady Audley. Each decoded message reveals a tantalising clue. But in the excitement of the chase they forget one fact. </p><p>They aren't the only ones who know what those messages say. </p><p>The closer they get to the truth the harder the killer will work to keep his misdeeds buried in the past.</p>