The 39 clues Cahill vs Vespers

                    Cahill vs Vespers tell the story of old enemies, the Cahill which is the most powerful family in the world and the Vespers, the clan which is full of spies, murderers and thieves. The Vespers want to ruin the Cahill family. To do it, they kidnap 7 members of the Cahill family, and make Amy and Dan do things so that they don't kill the hostages. What Amy and Dan did not know is that all of the things that they were stealing were the pieces of a machine that would destroy the world. What do you think is going to happen? Will the hostages be alive, or dead? Will the world get closer and closer to an end? Read Cahill vs Vespers to discover it.

Princess Academy

                    Princess academy is about a girl called Min. She lives in a mountain until something unexpected happens, a prince comes and decides that he wants to marry one of the girls from their mountain. Min does not want to be a princess, but after being told that she was weak and cold not do anything, she tries her best to be it. She goes to the princess academy, where all of the girls learn how to be princesses. She learns how to read, write and to do other things, but after knowing her potential, and knowing new friends, she does not know the decision that she will make. Will the destiny make it, or herself? Read princess academy to discover it.

The 39 clues Unstoppable

                    Unstoppable tells the adventure of 13 year old Dan Cahill, and his 16 year old sister Amy. After fighting the Vespers, another enemy appears, their worst fear, the serum. The serum can make the one who drinks it the most powerful person in the world, but it can also kill you. If you drink it all at once, you will have 1 week to live until death catches you. One man discovers the serum power, and he wants to be the most powerful person in the world. He makes a laboratory so that he can produce the serum, and govern the world.
                    During that series, Amy and Dan suffer from fear and love. The two siblings don't know if they can trust each other, they don't even know if they can trust themselves. And they start realizing that their fight will never end, and that they are pretty much alone. What is going to happen? Will Amy and Dan save the world, or destroy it completely? Read Unstoppable to discover it.