It is a huge mistake to transport the three-skeleton worms to the earth as a tool to clean up organic waste, they are potentially a huge threat! No one believes Yang Fan’s words, because he is just a guard guarding the three-skeleton worms. Now, a crisis has come quietly. A mysterious alien race is watching the earth, trying to destroy mankind. Yang Fan accidentally finds out that the amulet left by his grandfather is the root cause of this crisis, and thus gets involved. In order to save the world , he set foot on the icy planet with his super armor and his teammates, and started a life-and-death battle with the Zerg.