The Calamity Corporation is determined to end life on Earth as we know it. The company has built hotels that orbit Earth and small cities on the moon and has plans to move the human population to Mars. The sinister corporation knows if they destroy Earth, people will have no choice but to leave it. Not so fast! Four kids who secretly possess the powers of land, air, sea, and creatures are about to change the course of history. These kids may not be the likeliest of heroes, but they are determined to stop Calamity Corporation from destroying Earth. And they have a secret weapon: a fifth hero. YOU! Throughout the book, there are three chances for you to help change the course of the story. Choose incorrectly and it's game over. But choose wisely and you might save the planet!