A brief description of the THE LAST HUMAN manga:
Zuo Tian Cheng is the only one who managed to survive in a city filled with zombies. Being on the verge of death, the guy is transferred to ten years ago, when the city was inhabited by people, not cruel monsters who want to absorb living flesh. Now the young man has the opportunity to be reunited with his friends, with his old love, and of course to save the city from infection. Zo will have to use all his subsequent memories to change history and prevent zombie apocalypse.