: The sentient, murderous tree embarks on a revenge mission against the woman responsible for Clayton’s original arrest, stalking her at a holiday party.

: On Christmas Eve, a grieving widow attempts to resurrect her executed serial killer husband, Clayton Slayter, using an ancient spell. The ritual goes sideways, and his spirit is accidentally transferred into a decorated Christmas tree.

Beyond the specific film, the concept of a "demonic" or cursed tree appears in several other contexts: The Origin and Truth About Christmas Trees