Half Wild is a 2015 young adult fantasy novel, and the second book in the Half Life series by Sally Green. It was published on 24 March 2015, and is the sequel to Half Bad, which was released the previous year. The book is set in modern-day England, and continues the story of Nathan, a Half-code witch, who has now received his gift, and is struggling to control it.Half Wild is the second book in the proposed trilogy. Nathan must decide whether to join the AFW(Alliance of Free Witches) and stop Wallace and Soul who has taken over the white witch counsel and is letting Wallace roam free and experimenting on black witches. Nathan will get to know Marcus and will also have to learn to control his gift.