Intro. Origin of the world of My Hero Academia:
It all begins when the first baby that emits light from its body is born in China. This phenomenon marks the beginning of the appearance of "Gifts" (Quirks), superhuman abilities that begin to manifest spontaneously in different parts of the world.
Over time, the majority of the population develops a Gift. Society enters chaos: crime, disorder and partial collapse of governments, because there were no laws or structures to regulate supernatural powers.
To stabilize the situation, individuals emerge who use their Gifts to protect others. This is how the figure of the "professional hero" is born. Subsequently, governments legalize and regulate their activity, creating licensing systems, specialized academies such as U.A., and heroic agencies.
Since then, the world operates under a structure where approximately 80% of the population has a Gift, and society is organized around create your own story