Darkness on the Fens

As the annual Dark Greenborough Festival attracts crowds to celebrate local folklore and superstitions, an ominous warning alerts police about potential danger. DI Nikki Galena and her team are thrust into a horrifying investigation when a series of deaths linked to alcoholic poisoning start to unfold, revealing a serial killer lurking among the festivities. With escalating violence and urgency, Nikki must race against time to uncover the truth behind the chilling events surrounding the festival.