It is said that anyone possessing a dark secret cannot spend the night in the haunted room at Windblow without taking their own life before morning. A series of suicides adds to the house's reputation throughout the countryside - that is until two friends on a walking tour determine to get to the bottom of the affair once and for all. Adamant that the ghostly trappings of the Windblow mystery conceal a sinister (but very human) agency, they determine to catch the culprits in the act. But can they survive a night in the haunted room...?

Originally published in 1926, this is a vintage murder mystery from the golden age of British crime fiction.