The Earth is changing fast. Polar Bear's ice is melting. Gazelle's savanna is turning into a desert. Tortoise's waters are poisoned. How bad is it? The animals gather to talk. When they realize that humans are behind the destruction, they must act quickly. Could they send them to another planet? Maybe the humans need their help? The animals write a letter to remind humans how they were meant to live on this Earth. And how to turn things around before it's too late.