Lock the doors / Ralph, Vincent

When Tom's family moves into a new home, he finds evidence of locks on the outside of his bedroom door and a message hidden under the wallpaper. The previous owners move in across the street and Tom strikes up a friendship with their daughter, Amy, to find out what happened in the house. He slowly begins to piece together the dark secret that Amy and her family are hiding, a secret they will do anything to keep hidden.

When Tom's family moves into a new home, he finds evidence of locks on the outside of his bedroom door and a message hidden under the wallpaper. The previous owners move in across the street and Tom strikes up a friendship with their daughter, Amy, to find out what happened in the house. He slowly begins to piece together the dark secret that Amy and her family are hiding, a secret they will do anything to keep hidden.

Sixteen-year-old Tom Cavanagh--a survivor of past trauma who suffers from anxiety--befriends Alice, a new girl at his school and the former inhabitant of his home, hoping to rescue her from the secrets she seems to be concealing.