A quick summary

HEX is a horror novel written by Thomas Olde Heuvelt. It follows the strange story of the small Dutch town of Black Spring. The town is cursed by a witch, Katherine van Wyler, who is visible to the townspeople at all times and can never be killed. The townspeople must follow a strict set of rules to keep Katherine at bay, including a curfew, no internet access, and no visitors. As the novel progresses, the townspeople's attempts to keep Katherine's curse in check fail and the town is threatened by supernatural forces. With the help of an American journalist, the townspeople discover the truth of Katherine's curse and must band together to overcome it.