Ideal for elementary learners of English looking to improve or practise their English. The book is filled with useful vocabulary that is carefully graded and easy to understand, it also comes with audio, so that you can listen to the story at the same time as reading.Shirley Holmes, private investigator. Like Sherlock Holmes a hundred years ago, she lives in London, enjoys working on difficult cases, and she has some helpful friends. She understands people, is a good listener, and of course, she is clever with computers. In today's world that is important, because a lot of crime is cyber crime.In this second Shirley Holmes detective story, Shirley must catch a cyber thief. But how? You can't see a cyber thief, you can't hear a cyber thief. Only the computer knows, and the computer isn't talking ...