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 trust....

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 trust....