The secret of Red Gate Farm / Keene, Carolyn

On her way to Red Gate Farm, Nancy encounters a mysterious saleswoman in a perfume shop, a curious man on the train, and a strange code to be deciphered, but when she arrives at the farm, Nancy is compelled to investigate her suspicions that part of the farm is being used for a secret society's meetings.

Nancy encounters a mysterious saleswoman in a perfume shop and a curious man on the train, then finds herself trying to decipher a strange code.

On her way to Red Gate Farm, Nancy encounters a mysterious saleswoman in a perfume shop, a curious man on the train, and a strange code to be deciphered, but when she arrives at the farm, Nancy is compelled to investigate her suspicions that part of the farm is being used for a secret society's meetings.