Did you know that entities from other worlds move into our reality? They hunt the inhabitants of the Earth, and only mysterious guards resist them. I lived a fun, carefree life until one incident crossed out the past. As it turned out, I know nothing about the world, about my father, brother, and even about myself. Now I am forced to start a new life within the walls of the closed guard academy. You must recognize the powers that have been revealed within yourself. And she must learn to defend herself just to survive.