Keyword Incredulous Parents

A deaf 4-year-old girl named Libby lives in a world of silence until a caring social worker teaches her to use sign language to communicate.

An imaginative boy who frequently makes things up witnesses a murder, but can't get his parents or the police to believe him. The only people taking him seriously are the killers - who live upstairs, know that he saw what they did, and are out to permanently silence him.