The resources on earth are about to be all used up, which affects the balance of the whole universe. Since many years ago, an alien tribe repeatedly visits the earth and tries to transform mammals into a new sort of animal which could replace humans. When one of those animals gets stolen from the laboratory, humans start to become aware of and fear the infilitration of the aliens. Actually, there is already a tribe living on earth, the An Lu tribe wich consists of high-end machines that are human clones. A war between humans and the An Lu tribe ensues. In the meanwhile, Biologist Mo Kai Cheng makes a groundbreaking discovery on human genes. At the same time, orphan Han Da Fang accidentally becomes involved in the war. Forced to fight back against the An Lu tribe, Mo Kai Cheng, Han Da Fang, Ji Na and Feng Cheng Xiu form a fighting team.