The Wilson Witches come together again in this final instalment of We Three Witches, Darkness Prevails. After coming to terms with their estranged Aunt Adelane and Uncle Terry are very much alive and have a story tell, Alice has a job on her hands trying to convince her sisters to let Adelane tell her story. As well as the family secrets flowing so freely, The Reaper should arrive with yet another troubling issue which had brought Adelane to the Wilson Manor in the first place. The Four Horseman (Or should it be said women) of the apocalypse grow tired of waiting for the world to end, so what better way to kick things off than to cause chaos on the world of the living. It is up to the Wilsons to stop Pestilence, Famine, and War with the help of Death from bringing the world to an end. Along side them with help from Tom, Derek, Terry, and a rather unlikely hero. Rosie is to come to terms with her ghostly ex-lover Tristan who after everything that has happened, still insists on keeping his place by her side, while she is making new acquaintances. With something happening in every chapter, the story comes to a climactic ending. Will the Wilson Witches survive the end of the world? Will Tristan finally leave Rosie in Peace? What secrets are about to be discovered, and how far will people go to keep them hidden?