"The Secret in the Hill" is a mystery novel written by Bernard Capes. Set in the English countryside, the story follows a young couple, Frank and Bertha Deverell, who move into an old mansion called Hollymead. Shortly after their arrival, strange occurrences begin to happen, including mysterious noises and sightings of a ghostly figure.

As the Deverells delve deeper into the history of Hollymead, they uncover dark secrets buried within the mansion's past. They learn about the disappearance of a young girl named Nora Channell many years ago and suspect that her fate may be connected to the eerie happenings in the house.

Driven by curiosity and a desire for the truth, Frank and Bertha embark on a journey to unravel the mystery of Nora's disappearance and the secrets hidden within the hill upon which Hollymead stands. Along the way, they encounter suspicious characters and face danger as they get closer to uncovering the truth.

"The Secret in the Hill" is a gripping tale of suspense and intrigue, weaving together elements of mystery, romance, and the supernatural as the Deverells race against time to solve the puzzle of Hollymead's dark past.