Manga The Last Human / Moshi Fanren
Zuo Tianchen is the only one who managed to survive in a city filled with zombies. Being on the verge of death, the guy is transferred ten years ago, when the city was inhabited by people, not cruel monsters who want to absorb living flesh. Now the young man got the opportunity to reunite with friends, his old love, and of course, save the city from infection. Zuo will have to use all his subsequent memories in order to change the story and prevent the zombie apocalypse.