Author: Smith, Dan, King, Chris Science fiction (Children's / Teenage)Published on 18 August 2020 by HarperCollins Publishers (Barrington Stoke Ltd) in the United Kingdom as part of 'The Crooked Oak Mysteries' series.Paperback | 104 pages130 x 197 x 12 | 172g Stranger Things meets Invasion of the Body Snatchers in this thrilling sci-fi adventure with an ecological twist. Something sinister is happening in Crooked Oak … Ever since the fracking site closed, Nancy’s parents have been acting weird. Their eyes are blank, they won’t eat – it’s like they’re no longer themselves. And now the symptoms are affecting others as well … Nancy and her friends Pete and Krish are determined to find out what’s going on. But the deeper they dig, the scarier the mystery gets. A dark presence is spreading its tendrils across Crooked Oak. Can they stop it before it takes over the whole town?