The Secret by the Lake +Audio

While on holiday at a beautiful lake, Sally and her dog Callie meet a strange, unfriendly woman, who tells Sally to keep her dog away. The woman doesn't want anybody coming near her place. 'Some people just don't like dogs,' says Sally's mother. But Sally asks some questions in the nearby village and begins to think the woman is hiding something. Sally's friend Liz decides that something bad is happening, and Sally fears she may be right. What is the woman hiding? What is her secret? Sally decides that she has to find out.