Devil's Peak follows talented but broken Detective Benny Griessel, who is tasked with tracking down a righteous vigilante killer whose crimes are capturing the imagination of the city. Benny and grieving father Thobela are brought into the orbit of trapped mother Christine, who is willing to do anything to achieve a better life for herself and her daughter, and the fates of these three characters become inextricably linked as the series builds to its explosive climax. Limited Series