خلاصه داستان : پسربچه ای به نام "پیتر" صداهای عجیب و مرموزی را از داخل دیوارهای اتاقش می شنود و سعی می کند علت آن را پیدا کند، اما متوجه می شود که پدر و مادرش راز هولناکی را از او مخفی می کنند و ...

Eight year old Peter is plagued by a mysterious, constant tapping from inside his bedroom wall—one that his parents insist is all in his imagination. As Peter's fear intensifies, he believes that his parents could be hiding a terrible, dangerous secret and questions their trustworthiness.