Time Travel: Open the Sky First at the Beginning and Kill Xiao Hongjun

Time travel + overhead + prehistoric + old six + no system, Kang Haoran, No. 9527, Accidentally traveled to the end of the world and awakened the space system power. He thought he could survive on this for the rest of his life, but he still couldn't help but got hot-headed and went to perform a high-risk mission. He was bitten by the zombie king and watched his teammates one by one. In front of me, I was infected and mutated, and I was about to lose my humanity. I detonated the giant nuclear bomb in the space backpack, broke the dimensional space and sealed myself, but traveled to the prehistoric wilderness again... I started the war in the sky first, and then changed the history, destroyed Xiao Hongjun, I am the king of the prehistoric, Xiaowa went to pick personal fruits to try...