It’s been over a year since journalist Seema Chaudry accompanied cult survivor Avril Easton back to the village of Harrowvale, where she suffered at the hands of THISTLEBONE worshippers, a crazed occult group that believed in an ancient woodland deity. One man in the village, Malcolm Kinniburgh, was keeping the Thistlebone legend alive — but now he’s dead, and his house is being cleared...

After the death of Malcolm Kinniburgh, who had previously kept the Thistlebone legend alive, the local Harrowvale constabulary find clues that lead them to investigate the abandoned film production of a 1970s folk horror film, The Dule Tree. Based on a harrowing account from the seventeen hundreds where thirteen innocent women and one man were hanged during the witch trials, the film itself ran into production problems, the source of which has remained a mystery for fifty years.