After many years of traveling the world to catch criminals, the Ludden's have found that their children are being thrown into a very dangerous world. No matter how much they try to protect their children and themselves, they find that it is impossible. There is always someone or something trying to harm or kill them. They try to come up with a way to hide from and stay away from dangers in this world. It is very difficult to protect your children. How do they do it? What do they tell their children? What decisions do they make? Did they make the right choices?