Just as Halloween rounds the corner, high school senior Kamryn Branche decides to attend the school Halloween dance. At the dance that night, something happens that she feels is normal at first, and then changes her life for the worse. Unnatural things start to happen to her and they start to weaken her slowly. However, someone tries to help Kamryn, a boy named Chase, and this boy turns out to know more about things than Kamryn herself.