This story is about people living in a big world. A world where magic is something that has always existed. Do you know these fantastic stories with the supernatural and other oddities whatever? This world is like that except it unfolds long after humanity has learned to use this type of power.
People are… People, naturally do stupid things, like start wars that affect everyone. Obviously, there are monsters because life would be far too simple if it wasn't. So there are fighters to take care of that.
Since the planet is the most dangerous place to live, there must be people to make it more peaceful. Here is the story of these people and believe me when I tell you that they are a bunch of lunatics.