Five kids—Kat, Alex, Leo, Robin, and Emmy—discover a hidden library buried in the ruins of their town, abandoned centuries ago after a nuclear bomb ravaged the area. Drawn by curiosity, they explore the eerie library and accidentally awaken a powerful curse that had been sealed away for generations. As the curse begins to spread through their town, strange and terrifying phenomena start to unfold, now they must figure out how to stop it and save the town.