It is assumed that she brainwashed them, which explains why neither of them seemed to have any memory of any of that. Lois then takes Kristi and Katie to "get ready" as the camera goes dead. Dennis tries to escape the house but is stopped by Lois, who allows Tobi to kill Dennis by snapping his back. Julie goes to investigate and is presumably killed by Tobi. Julie and Dennis wake up that night, hearing strange noises.
Lois uses this opportunity to continue her ritual. After Julie witnesses Tobi smash all the furniture in the kitchen, she takes her family to live with her mother Lois. Tobi's presence became so strong that not even Katie's babysitter Lisa or Dennis' friend Randy felt comfortable being in the house. Dennis began setting up cameras around the house to catch the supernatural forces in the autumn of 1988. Paranormal Activity 3 and Paranormal Activity: The Ghost DimensionĮnraged that Lois' family was unable to uphold their end of the deal, the Demon (nicknamed " Tobi") began terrorizing Julie's family, which included herself, her boyfriend Dennis, as well as young Katie and Kristi. As stated in the ritual, the soul of the firstborn son belonged to the demon, however Julie had two daughters: Katie and Kristi.
However, she was unable to do this because she only had one daughter: Julie. All she had to do in return was sacrifice her firstborn son's soul. Katie's grandmother Lois performed a demonic ritual years prior to Katie's birth to gain wealth and fortune. 1.4 Paranormal Activity and Paranormal Activity: The Marked Ones.1.2 Paranormal Activity 3 and Paranormal Activity: The Ghost Dimension.