In an unknown world, an unknown place, an unknown time, a girl who doesn't even know who she is, in this world full of dangers, the world of hunters.
She only knows that she has only one mission, but it is a very dangerous and arduous mission: to eliminate the Mary Sues who have traveled to this world and protect the time and space of this world.
This novel may be a bit boring at the beginning (explanation of the system). If you don't like it, don't criticize it.