Build a movie plot around this: Who does give key to sarah? Sophia
Answer:
A young woman named Sarah (Elizabeth Olsen) is staying at her family's dilapidated Victorian house in the countryside with her father and her uncle, helping them fix it up. Due to petty fighting between Sarah's uncle and her father, her uncle decides to take a break from working and drives into town to get tools. While her father works upstairs, there is a knock on the door and Sarah answers it, meeting a young woman named Sophia who claims to be one of Sarah's childhood friends, though Sarah does not remember her. The two plan to meet again later.Soon after, Sarah hears strange noises upstairs and immediately notifies her father. He is not worried, but goes to check, finding nothing. Sarah calms down, but soon hears the sound of her father falling down the stairs. Panicked, she tries to leave the house but all exits are locked or boarded up, and she hides from an unknown perpetrator who attempts to grab hold of her under a table. Sarah searches for her father and finds him unconscious with a head wound. She runs to the basement in search of the cellar door leading outside, and finds a bed and other human necessities, evidence that someone else has been living there, possibly squatters. She sees a figure shining a light in the basement to find her but she escapes out the cellar door.Outside, she meets her uncle, who has returned, and sees a young girl on the side of the road who disappears before her eyes. Her uncle insists on driving them back to the house to rescue her father, despite Sarah's plea that they should both go get help. They discover her father's body to be missing, and find a generator lamp running on the third floor of the house in the billiard room. While searching the billiard room, the generator kicks off; the only source of light available is a Polaroid camera's flash.Through a series of intermittent camera flashes, Sarah sees the young girl and an unidentified man in the room. The power returns to reveal that her uncle is missing. She hides under the pool table while two men take...