In the coming century, mechas have become the core production and combat force of human society. Qin Xiaoye accidentally picked up the core of a mysterious mecha and was involved in world-class competitions, machinations and alien crises. With the help of female engineer Lin Mangmang, heavily armored Fat Tiger, as well as the evil genius Xia Yuan and the anthropomorphic AI Xiaoqi, Qin Xiaoye and his party formed the "Hare Team", transformed from rookies into heroes, and uncovered the ultimate secret behind the mecha. The story has both climactic showdowns and daily hilarious moments, as well as friendship, growth, passion and warmth.