Seventh volume of episodes from the Italian crime drama based on the series of novels by Andrea Camilleri. Salvo Montalbano (Luca Zingaretti) plays a key role maintaining law and order in the town of Vigata in Sicily, where two major crime families are battling for control. Navigating his way around the fraught terrain of the Italian justice system isn't the only issue faced by Montalbano - his dual indulgences, food and his girlfriend, Livia (Sonia Bergamasco), often threaten to derail him. The episodes are: 'A Delicate Matter', 'The Mud Pyramid', 'A Nest of Vipers' and 'According to Protocol'.