The Animorphs and Ax have managed to contact the Andalite home world. But the battle is far from over. Visser Two has arrived to Earth, and he's not happy about the state of things. He decides the best way to take over Earth is to have the humans destroy the people and the land the Yeerks don't need. He decides to start World War III. Ax and his friends know that Visser Two means business and there will probably only be two ways to keep him from destroying everything they know: Find a way to stop the war. Or find a way to stop him...forever...