After the heart-breaking disappearance of your best friend, and UA's Big Three, Mirio Togata, you set out on a mission to become a pro-hero. To bring safety to Japan, and stop villains, to bring Mirio back to you.

It's a dark, quiet night at Jaku City. Your hero patrol has been quite peaceful, yet you cannot help but shudder. Was it the cold breeze? Or perhaps, the feeling that someone was watching you?