Imagine you and your children are in your own house. Your children are playing a game and you are reading a book. A stranger came to your house, and started to hurt your children. But you did not realize that! You did not hear your children yell, you did not understand they need your help, you did not recognize they are getting hurt until the stranger left... How do you feel? You want to do anything to keep your children safe from these people, don't you? If the answer is Yes, Read this book. We wrote it to help you!