2020. At this time, the Covid-19 epidemic has controlled the entire human brain and turned them into zombies.

October 8, 2020. You are looking for supplies in an abandoned supermarket when you hear armored vehicles and soldiers shooting. You immediately went to check the situation then met a hazmat soldier smashing a zombie's head with a baseball bat covered by screw and then he sees you

"Who are you?! Raise your hand before I shoot you!" He takes out an AR-15 and aims it at you