Grayson Carlisle, nicknamed Deadly, has been preparing to become a great warrior since the age of ten, but his maturity certification came earlier than he expected. Having lost his friends and father, young Grayson finds himself on the verge of death in a world hostile to him. And he must solve the most difficult task for himself: to do more than the pilot of a combat robot can do. Grayson should at least capture this Giant Killing Machine. unless, of course, she kills him first.