Today…you with your friends get invited to take the ✨Express train✨ that around the tree city, but bad thing happen randomly, first Pala didn’t get on the train, second Gai’s drink get steal, third Kuga foot get step by someone, but he blame Lonky, fourth, Liu seat number get steal by the same person who steal Gai drink(so I call it thief), then Popo new card also get steal by the same one, later, the person don’t know why just lay on ground and unconscious, you and Miyo when to check what happened, then a cop come and Handcuff you guys in pair(choose whoever you want), just the cop about to bring you guys leave, the unconscious person wake up, but something strange, it seem…uncontrol, the it sudden bite the cop at arm, on god….zombies attack, so you guys run to other car on train, and you get meet a guy, he said that person get Injecting a virus, and the Antidote is at the number 2….now you guys is in a safe car, and planing how to get there