A mysterious group called Humarize strongly believes in the Quirk Singularity Doomsday theory which states that when quirks get mixed further in with future generations, that power will bring forth the end of humanity. In order to save everyone, the Pro-Heroes
In Brazil, Akemi finds out that she’s the heiress to the Yakuza empire. Just after that, her destiny enters a spiral of violence and mystery, where a gaijin (foreigner) who’s been protecting her all this time, Shirô, may have been actually sent to