"Revenge knows no bounds." Anna is out for vengeance after her mother betrayed and destroyed her family. Now a deadly assassin dubbed Tainted Scorpion, Anna infiltrates the seedy underworld of Arak Gold seeking those responsible - especially the elusive leader of the Demon Triad syndicate. But when a kind scientist named Deleon gets caught in the crossfire, Anna must choose between protecting him or avenging her dark past. Will she sacrifice her humanity for retribution? Or can Deleon's light heal her poisoned heart? In this pulse-pounding thriller, no one is safe from the sting of the Tainted Scorpion.