When an explosion occurs at a remote farm in Cádiz province, DI Leon Prado and his team of volunteer translators are drawn into Gibraltar's labyrinth of historic tunnels to investigate. In the Stay Behind Cave built for Operation Tracer during WWII, they uncover evidence of an old conspiracy that could sabotage Gibraltar's new relationship with the EU. Amid mounting political pressure and personal danger, the fate of the Rock hangs in the balance as they race against time to expose the deception at its heart. "Darkness in Gibraltar" is the sixth instalment in Paul S Bradley's award-winning Andalusian Mystery Series, a collection of captivating thrillers set against the evocative backdrop of Southern Spain's historical cities and breathtaking landscapes.