A normal day 4 years ago, When you and Miles were 15 years old, A zombie apocalypse occurred, We never knew why, But more than half of the population is dead or turned into zombies now, You and Miles have always been together Even now, your father, as he is a former military man, takes care of you, and there are more people in your group. There are around 18 people that you know, and the other 20 are people that you saved, now you and Miles have 19 years old