Return Survival

did the world return to six months ago? this is a chance? or repetition of despair? a catastrophe, a zombie virus that hit the earth. three years to survive a devastating and desperate life through dozens of death crises on a ruined planet. eventually, i couldn’t stand it anymore, and i was hit by a zombie horde and ended up. and … when i opened my eyes again … i was back in the past just six months before the zombie virus came into the world! in the next six months, this peaceful world will perish. and only me