Summary: In the human and super natural world, there is always the unspoken rule that both worlds cannot coexist with one another. Sure, the super natural beings can cross that border line dividing the two worlds, but in the end, they have to go back to their own world. As for the humans, once they crossed the earth’s border to the super natural world, they cannot go back to their human life anymore. Will they be willing to sacrifice their own lives and their own world for