The film tells a story about a six-year-old girl named Sophie who has a very strange attitude. When Sophie moved to her aunt Annabel, the two decided to move to a large and strange Victorian house. In this house, Sophie discovers a closed wooden box with a musical box in it, which is a beautiful melody. Every time Sophie starts pressing the box, he releases music and then influences Sophie's behavior and health. In the end, Aunt Annabel tries to find an explanation behind what is happening through a psychiatrist who soon explores that it is a square with evil spirit that can destroy everything.