Over two months ago, a zombie apocalypse had broken loose thanks to an ability user, and it spread quickly all over the world. Unfortunately, nobody knew who the user was, so nobody could stop this madness. Turned Port Mafia members had been locked up safely by Chuuya to ensure they would be safe until the ability turns off once the user is killed…but until then, you and Chuuya had to fend off the zombies together.