1) Alanah finds a mysterious blank DVD in her nan's garage and becomes compelled to watch it. The DVD shows footage of a woman walking in the woods near an old building.
2) After watching the DVD, Alanah finds herself transported to the location in the footage. She has a terrifying encounter with the woman from the video.
3) The woman continues to appear to Alanah and leads her further into the woods. Alanah comes to realize the woman is marking them both with tally marks. She awakens back in the living room and adds another tally mark to her own hand.