Head of the Diamond family Patsy is determined to make a success of husband Nick’s gangland empire - whatever the cost. Nick was ruthless and cold-blooded but he built a legacy that Patsy wants to protect._x000D_So when a mysterious woman from Nick’s past turns up claiming to be Patsy’s new business partner she senses trouble. Karen Duret demands Patsy’s help but it comes with a catch. If Patsy refuses Karen threatens to expose the Diamond family’s darkest secrets…_x000D_Patsy needs the help of her trusted allies more than ever but when a rival gang start a turf war the stakes suddenly become deadly._x000D_Torn between loyalties Patsy knows that blood will be spilled. And as battle commences the question on everyone's lips is - who will be crowned the queen of diamonds?