One day in 2013, Ryan (Chris J. Murray Chris J. Murray) moved into a big house with his wife Emily (Brittany Shaw Brittany Shaw) and his eight-year-old daughter Laila (Ivy George Ivy George) as they moved into a big house. Christmas is approaching, and everyone is happy and joyful. Ryan found out an old-fashioned camera from nowhere. He wanted to record every moment of joy of his family. However, he found all kinds of abnormalities in the house from the first day of booting up. As night fell, his daughter gradually showed strange behavior. At the same time, Ryan and his brother Mike (Dan Gill) also found several videos taken by the owners of the house 20 years ago. The content of the images made them dumbfounded. The "invisible person" that only his daughter and the camera can see has made the lives of Ryan's family a mess...