The Mystery of the Spiteful Letters (The 5 Find-outers)

Gjuha origjinale është anglisht.

Pip and Bets's housemaid receives a spiteful letter in the post. Then Mrs. Moon receives one too. Who would want to make them so miserable? By piecing together the clues, the Find-Outers are determined to find the culprit. See how they get on in The Mystery of the Spiteful Letters.