For hundreds of years, astronomers have watched the night sky for signs of life. They should have been watching out for our safety. Prepare for battle! From space comes a grave warning, something deadly is already here constructing a massive extermination force deep inside Earth. Very soon, ruthless extraterrestrials called Tarnacki will unleash a shocking attack that no one sees coming! Neutral aliens from another world take middle-grade student, Tim Madison aboard a highly-advanced spaceship to train for the future war. Returned home, Tim races against time to formulate a plan. Something incredible must happen and fast! Only stark courage and daring acts of bravery by him and his friends can save the planet! But will being unlikely heroes end up costing them their lives?