Enid Blyton's Classic Series

Packed full of adventure and mystery.

Plot Summary

Why are the locals so afraid of the deserted old castle on the hill? When lights are seen there in a distant tower, Philip, Dinah, Lucy-Ann and Jack decide to investigate - discovering a very sinister plot concealed in its gloomy rooms and secret passages.

Publication Details

First published in 1946, this edition contains the original text and is unillustrated.