Belle, her sister, and their comatose twin brother move into a new home with their single mother. The family is falling apart due to the brother's medical condition and their mother's recent battle with cancer, and they also must save money to help pay for his expensive healthcare. When strange phenomena begin to occur, including the miraculous recovery of her brother, Belle begins to suspect her mother isn't telling her everything about the new house. She decides to investigate the mysteries with her best friend, and they discover their new home is Amityville house, with a dark past.