Lilly Harper, a 23-year-old art student struggling with the recent death of her estranged mother, inherits a remote cabin in the dense forests of Vermont. Hoping to find peace and inspiration, she travels alone to the property-but soon realizes the land holds secrets tied to her bloodline. As she unravels the history of her family, she becomes the target of a forest entity known only as Rootman, a being that grows from the pinewood and feeds on generational guilt.